Adjusting the
Wheels
1. Close the valve on the propane tank, allow the engine to stop and turn
the machine OFF.
2. Remove the propane tank.
3. Place the machine in the Ez-Bak position.
4. Remove the clevis pin that retains each wheel and relocate to the
desired wheel position.
!
Cleaning the
Dust Bag
STEALTH
ONLY
To increase pad pressure (more aggressive), move wheels to rear of the machine. To decrease pad pressure (less aggressive), move the wheels toward the front of the machine.
1. Remove the dust bag cover by lifting upward on the back of the cover.
2. Pull dust bag downward off the dust tube by holding at the front pulling
down and to the rear to remove.
3. Empty bag by rubbing or gently tapping on sides in a downward motion
to loosen soil trapped on the sides of the bag. For heavy soil, turn bag
inside out to clean.
4. Reinstall bag by hooking elastic edge onto back of dust tube lip and
fitting elastic around the dust tube.
5. Feed the dust bag into the bottom of the cover.
6. Using the clips on the side of the deck, lower the cover into place.
OPERATOR’S MANUAL
32
!
MAINTENANCE SCHEDULE
OPERATION
Daily First
8 hrs
Every
50 hrs
Every
100 hrs
Every
200 hrs
Every
300 hrs
Check and add engine oil
Every
400 hrs
Every
500 hrs
Check for loose or lost fasteners
Check for oil leakage
Inspect fuel hose and connections
Clean engine dust filter
Inspect pad holder
Change engine oil
Change engine oil filter
Check and clean air cleaner paper element
Check and clean air cleaner foam element
Inspect battery and battery connections
Replace air cleaner paper element
Replace air cleaner foam element
Inspect, clean, and re-gap spark plugs and replace if needed
Check and adjust valve clearance*
Re-torque heads*
Clean and lap valve seating surface*
Check engine emissions*
Clean cooling fins*
Inspect drive belt
Inspect burnishing head assembly
Replace drive belt
* Check FS481V Service Manual. Contact WerkMaster at www.werkmaster.com
for Authorized Certified Technician.
OPERATOR’S MANUAL
33
TROUBLESHOOTING
!
P
ROBLEM POSSIBLE CAUSE SOLUTION
Engine will not start.
Propane tank is not properly connected.
Battery is weak.
Oil level is too low.
Insufficient vacuum.
Coil air gap out of adjustment.
Spark plug or head bolts loose.
Head gasket blown or valves need adjusting.
Propane tank is empty.
Machine is in the pad change position.
Main fuse is blown.
Head gasket is blown or valves need adjusting.
Check connection and open service valve slowly.
Charge or replace battery.
Check the oil level and add oil if necessary.
Put the throttle in the ‘slow’ idle position.
Adjust the air gap (see FS481V manual).
Re-torque (see FS481V manual).
Replace head gasket. Adjust valves, replace if necessary
(see FS481V manual).
Install properly filled tank.
Lower the machine to the operating position.
Inspect fuse and replace if blown.
Place the engine throttle in the ‘slow’ idle position.
Check the regulator vacuum hose for breaks, pinched hose, or a bad connection.
Replace head gasket. Adjust valves, replace if necessary
(see FS481V manual).
Reconnect or replace wires.
Wires broken or disconnected.
Coil(s) defective.
Spark plug is incorrect.
Spark plug is defective.
ACCU-Sense or AUTO-Sense shut the machine down.
Oil level is low.
Engine stops running.
Propane tank is empty.
Engine oil level is low.
Dirty air filter.
ACCU-Sense or AUTO-Sense shut the machine down.
Replace coil (see FS481V manual).
Adjust gap to 0.025 in (0.64 mm).
Replace spark plug.
If the light is on, turn the key switch off and wait 30 seconds.
Try again.
Bad module.
Check the oil level and add oil if necessary.
Install properly filled tank.
Check the oil level and add oil if necessary.
Clean both filters and replace if necessary.
Check close loop vacuum line.
Clean air filters and replace if necessary.
Check for any loose wiring or fuel line connections.
Service machine and check fuel settings.
OPERATOR’S MANUAL
34
!
P
ROBLEM
Smell of burned rubber.
Machine vibrates.
POSSIBLE CAUSE
Belt out of adjustment.
Loose fasteners.
Pad is not centered on the pad holder.
Pad holder is out of balance.
Machine is burnishing too aggressively.
Wheels are set too far back.
Incorrect pads.
Machine pulls to one side.
Bent wheel bracket.
Wheel is worn or has a bad bearing.
Wheels are set too far back.
Clutch will not engage.
Dust collection not working properly.
Governor out of adjustment or malfunctioning.
Head gasket leaking.
No compression.
Fuel mixture too lean.
Valves need adjusting or replacing.
Loose connection.
Clutch is bad.
Dust skirt is not sealing to the floor.
SOLUTION
Check the automatic tensioner.
Check the engine, tensioner, spindle and pad holder fasteners. Tighten any fasteners that are loose.
Remove pad and re-center on pad holder. Replace the pad with a new pad if necessary.
Remove pad holder from the machine and clean both sides.
Check for cracks or tears. Replace if necessary.
Move wheels forward in the wheel bracket.
Only use recommended burnishing pads.
Replace wheel bracket.
Replace wheel.
Move wheels forward in the wheel bracket.
Put the engine in the idle ‘slow’ position.
Check the regulator vacuum hose for breaks, pinched hose, or a bad connection.
Clean or replace the primary filter (paper element).
Clean or replace the secondary filter (foam element).
Adjust governor and replace if necessary (see FS481V manual).
Replace head gasket (see FS481V).
Worn piston ring(s) and/or cylinder head(s) need replacing
(see FS481V manual).
Check and adjust fuel mixture if necessary.
Adjust valves (see FS481V manual).
Check wiring for bad connection or broken wire.
Replace if necessary.
Empty dust bag.
Check the dust scoop and/or the dust bag for obstructions.
Skirt is bent or damaged. Replace if necessary.
Adjust the skirt to fit tightly against the seal but still able to move freely.
Check wear edge on bottom of the dust skirt and replace if necessary.
OPERATOR’S MANUAL
35
!
LIMITED WARRANTY
STEALTH 21” AND 28”
SPECTRE 21” AND 28”
To qualify for this warranty:
1)
The machine must be registered at the time of purchase on a form provided by WerkMaster at
www.werkmaster.com. WerkMaster is responsible for the registration of your machine. Please cooperate
with your Distributor in supplying the necessary information on the form.
2)
The machine must have been purchased from aN Authorized WerkMaster Dealer/Distributor.
3)
This warranty extends to the original purchaser ONLY and is not transferable to subsequent owners.
TIME PERIODS
1) The propane engine is warranted by the engine manufacturer for two (2) years. The batteries are
warranted by the battery manufacturer for one (1) year.
2) The valve trail is warranted by WerkMaster for one (1) year.
3) The Stealth 21” and 28” and Spectre 21” and 28” models will be warranted to be free from defects in
material and workmanship for a period of one (1) year from the date of purchase by the original owners.
See Exclusions.
EXCLUSIONS (Not Covered by Warranty)
1) Parts that fail through normal wear by reason of their characteristics (cords, pads, belts, wheels, or other
consumable parts).
2) This warranty does not extend to parts affected by misuse, neglect, abuse or improper maintenance. All
defective parts must be returned to the Distributor for credit.
WARRANTY SERVICE
To obtain warranty service, contact WerkMaster at 1.866.373.WERK.
DISCLAIMER OF CONSEQUENTIAL
WerkMaster disclaims any responsibility for loss of user time of the WerkMaster machine or other incidental or consequential damage except as stated in the Warranty applicable to each machine. Except as stated in such warranties, the company does not otherwise warrant any machine and no warranty, express, implied, or statutory is made by the company.
OPERATOR’S MANUAL
36
WARRANTY
!
Terms & Conditions
Delivery, Damages,
Shortages
WerkMaster Grinders & Sanders Inc., herein referred to as WerkMaster, warrants that each new machine manufactured by WerkMaster to be free from defects in material and workmanship in normal use and service for a period of one (1) year from date of shipment to the original Purchaser or
Distributor. Accessories or equipment furnished and installed on the product by WerkMaster but manufactured by others, including but not limited to engines, motors, electrical components, transmissions, etc such as Kawasaki motor, shall carry the accessory manufacturer’s own warranty.
WerkMaster will, at its option, repair or replace, at the WerkMaster or a point designated by WerkMaster, any part which shall appear to the satisfaction of WerkMaster inspection to have been defective in material or workmanship. WerkMaster reserves the right to modify, alter, and improve any part or parts without incurring any obligation to replace any part or parts previously sold without such modified, altered or improved part or parts.
The warranty is in lieu of and excludes all other warranties, expressed, implied, statutory, or otherwise created under applicable law including, but not limited to the warranty of merchantability and the warranty of fitness for a particular purpose. In no event shall the Seller or the Manufacturer of the product be liable for special, incidental, or consequential damages, including loss of profits, whether or not caused by or resulting from the negligence of the Seller and/or the Manufacturer of the product unless specifically provided herein.
In addition, this warranty shall not apply to any products or portions thereof which, at WerkMaster’s discretion, have been subjected to abuse, misuse, improper installation, maintenance, or operation, electrical failure or abnormal conditions, and to products which have been tampered with, altered, modified, repaired, reworked by anyone not approved by the
Seller, or used in any manner inconsistent with the provisions of the above or any instructions or specifications provided with or for the product.
Except for conditions or warrantied which may not be excluded by law, the
Seller makes no warranty of its own on any item warranted by
WerkMaster, and makes no warranty on other items unless it delivers to the Purchaser a separate written warranty document specifically warranting the item. The Seller has no authority to make any representation or promise on behalf of WerkMaster or to modify the terms or limitations of this warranty in any way.
Seller shall use reasonable efforts to attempt to cause the Products to be delivered as provided in these Terms & Conditions. Delivery to the initial common carrier shall constitute the delivery to the Purchaser. Seller’s responsibility, in so far as transportation risks are concerned, ceases upon the delivery of the Products in good condition to such carrier at the F.O.B.
OPERATOR’S MANUAL
37
!
FORCE MAJEURE
point and all the Products shall be shipped at the Purchaser’s risk. Seller shall not be responsible or liable for any loss of income and/or profits, or incidental, special, consequential damages resulting from Seller’s delayed performance in shipment and delivery.
Shipping of goods and/or products to and/or from WerkMaster or a
WerkMaster representative is the sole responsibility of the Purchaser and is not covered under the terms of this warranty.
Defective or failed material shall be held at the Purchaser’s premises until authorization has been granted by Seller to return or dispose of Products.
Products that are to be returned for final inspection must be returned
Freight Prepaid in the most economical way. Credit will be issued for material found to be defective upon Seller’s inspection based on prices at the time of purchase/
Seller’s obligation hereunder are subject to, and Seller shall not be held responsible for, any delay or failure to make delivery of all or any part of the of the Product due to labor difficulties, fires, casualties, accidents, acts of the elements, acts of God, transportation difficulties, delays by a common carrier, inability to obtain Product, materials or components or qualified labor sufficient to timely perform part of or all of the obligations contained in these terms and conditions, governmental regulations or actions, strikes, damage to or destruction in whole or part of manufacturing plant, riots, terrorist attacks or incidents, civil commotions, warlike conditions, flood, tidal waves, typhoon, hurricane, earthquake, lightning, explosion or any other causes, contingencies or circumstances within CANADA not subject to the Seller’s control which prevent or hinder the manufacture or delivery of the Products or make the fulfillment of these terms and conditions impracticable. In the event of the occurrence of any of the foregoing, at the option of Seller, Seller shall be excused from the performance under these Terms and Conditions, or the performance of the Seller shall be correspondingly extended. This document sets forth the terms and conditions pursuant to which the purchaser (“Purchaser”) will purchase and WerkMaster Grinders &
Sanders Inc. (“Seller”) will sell the products, accessories, attachments
(collectively “the Products”) ordered by the Purchaser. These terms and conditions shall govern and apply to the sale of Seller’s Products to
Purchaser, regardless of any terms and conditions appearing on any purchase order forms submitted by Purchaser to Seller, or the inconsistency of any terms therein and herein.
OPERATOR’S MANUAL
38
SAFETY AWARENESS FORM FOR PROPANE MACHINES
The following MUST be completed before an employee may use a propane machine.
I have read the Operator’s Manual and understand it.
Name: Date:
Demonstrate to your instructor that you can do the following properly and safely:
How to prepare the propane machine for operation:
A. Install pads, brushes, and/or heads
B. Check oil
C. Adjust handle
D. Check propane tank for overfilling
E. Install propane tank
F. Have an MSDS for propane
How to operate a propane machine:
A. Start and stop the engine
B. Emergency stop
C. Clean air filter
Cautions:
A. Allow only qualified, trained personnel to operate this machine.
B. Use only DOT approved propane tanks supplied by WerkMaster or an
Authorized WerkMaster Distributor.
C. ALWAYS store propane tanks outside in a proper enclosure.
D. NEVER vent a propane tank inside.
E. ALWAYS wear a CO detector badge.
F. NEVER leave the machine running unattended.
G. Know what to do and whom to call in case of emergency.
!
When all items are checked off and this form is signed by an instructor or supervisor, you may operate a propane machine.
!
!
Employee Signature:
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!
!
!
!
Date:
OPERATOR’S MANUAL
39
