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The following is a guide to aid in determining the origin of a problem for which these models could conceivably
be brought in for service..
Problem Possible Cause
Possible Solution
A. Motor won't
run
1 Unit not firmly plugged in.
2. No voltage at wall outlet.
3. Open in attachment cord.
4. Switch failed.
5. Switch lever failed or out of position.
6. Crimp connection.
7. Open circuit in motor.
8. Motor brushes stuck or worn.
9. L.H. trunnion cracked/loose.
1. Check cord for proper connections
2. Plug into a known good source
3 Check and replace cord.
4. Replace switch.
5. Replace or reposition lever.
6 Check connections
7. Replace motor.
8. Work brushes in holder to assure free
movement. If brushes are worn or "pitted"
from arcing., replace motor.
9. Replace or tighten trunnion.
B. Unit won't
distribute
water to floor
1. Solution tank empty.
2. Poppet valve malfunctioning.
3. Solution tank opening clogged.
4. Valve in reservoir assembly failed.
5. Tubing to distributor kinked/pinched
from improper assembly.
6. Distributor clogged.
7. Trigger in handle malfunctioning.
8. Upper control rodmalfunctioning.
9. Lower control roddamaged or missing
1. Refill and check operation.
2. Check and replace - located in bottom
of solutiontank.
3, Clean and check operation.
4. Check for obstruction- if clear -
replace reservoir.
5. Trace tubingand check for kinks.
6. Clean or replace ifnecessary.
7. Check and replace ifnecessary.
8. Check to insure rod isconnected to trigger and
is not broken.
9. Check and replace or reposition.
C. Unit won't
extract
water at floor
nozzle
1. Obstruction in nozzle, duct or valve
2. Recovery tank full.
3. Standpipe seal missingor damaged.
4. Recovery tank lid seal damaged.
5_ Duct seal missing or damaged.
6. Seal at junction of valve to recovery tank
missing or damaged
7. Motor seals missing or damaged.
8. Handle locked in upright position.
9. Motor fan damaged.
10. Motor failed or mountingloose.
11. Valve malfunctioning.
12. Pin or_lower handle missing.
1. Remove recovery tank and sight intovalve.
Also check duct from valve to nozzle.
2. Emptytank and recheck operation.
3. Replace seal.
4. Replace lidassembly.
5. Replace seal.
6. Replace seal.
7. Replace seats.
8. Handle must be in operators position to divert
suction to the floor.
9. Replace motor.
10. Check, replace motor if necessary.
11. Check. With handle in operators position,
valve shouldbe positionedto shut off suction
to the hose. Replace motor cover / valve
assembly if necessary.
12, Pin is positionedto catch on actuator arm and
snap valve into position when handle is
lowered. Check for pin located in lower handle
directly above R.H. trunnion. Replace if
missing.
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