Heavy DutyPowerEquipment 4550 Pro, 5650, 6500(EL), 7550 Pro
Troubleshooting
Symptom:
Potential Causes
Bad extension cord/power strip
Device failed
Push button breaker tripped
GFCI tripped
GFCI failed
Broken wire
Toggle switch failed
Engine runs and volt meter shows 240VAC and 120VAC, but no power goes to connected devices
Check / solution
Try different / shorter extension cord or a different power strip
Try a different light bulb or device
Push button breaker tripped
Push the red reset button very deep/firmly
Replace GFCl with any GFCI or household outlet
Recommendation
Call DEK for parts/service
Call DEK for parts/service
Call DEK for parts/service
Symptom: Engine runs, volt meter shows 120VAC in 120V mode, but 120VAC or 0VAC in 240V mode
Potential Causes Check / solution Recommendation
Circuit breaker failed Call DEK for parts/service
Toggle switch failed Call DEK for parts/service
Alternator phase has failed Call DEK for parts/service
Broken wire Call DEK for parts/service
Symptom:
Potential Causes
Spark arrestor
Volta,ge not measured correctly
Speed screw bent
Voltage too high/low
Check / solution
Remove, clean and replace.
Voltage must be measured between hot and neutral, not hot and ,ground, the ,ground is isolated
Recommendation
Call DEK for parts/service
Symptom: Voltage is 120 VAC on 1 phase but too high/low on other phase
_r Causes tCheck / solution
t t
Recommendation
phase has failed I Call DEK for parts/service i
Symptom: Engine oil leaking
Potential Causes Check / solution Recommendation
Oil leaking from crankcase gas- Tighten crankcase bolts
ket
Oil leaking from shaft Oil seals failed Call DEK for parts/service
Symptom: Oil leakinq from Valve head cover
P_.ential Causes _tion i
Recommendation
IBolt not tight ITighten bolts |
Symptom:
_ Causes
alve loose
Fuel leak at tank shut-off
t-off valve/replace shut-off valve
Recommendation t
Call DEK for parts/service
Symptom:
_o ncauses
screw loose
r float seat not seating
Fuel leaking out of carburator
screw
el
Recommendation
Symptom:
Potential Causes
Recoil ratchets have broken
Recoil is crushed in
Alternator bearing has failed
Head valve timing is off
Cannot turn engine with recoil
Check / solution Recommendation
Call DEK for parts/service
Call DEK for parts/service
Call DEK for parts/service
Call DEK for parts/service
Symptom:
JCauses
fuel ,gau,ge ,gasket
Fuel gauge leaks
Check / solution t Recommendation t
Call DEK for parts/service
Rev. 1/2010
DEK® is registered trademark of GXi Outdoor Power, LLC Clayton, NC 27520 USA.
No part of this publication can be printed or copied without written permission.
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