Graco Renegade 17U632, Operation - Repair - Parts

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Troubleshooting
20 3A6884B
Troubleshooting
1. Follow Pressure Relief Procedure
page 10, before troubleshooting or
repairing TSP power pack.
2. Check all possible problems and causes
before disassembling TSP power pack.
Problem Cause Solution
Unit does not start when plugged in
and power switch is “ON”. Extension cord. Check
extension cord continuity
with ohmmeter. Replace extension cord.
Low Voltage.
Meter must read: 85-130
VAC (120V),.
Meter must read: 170-260
VAC (240V). Reset circuit breaker.
Try another outlet.
Use a heavier gauge extension cord.
Motor stops under load. Low Voltage. Reset circuit breaker, if tripped.
Turn off other electric loads.
Use a heavier gauge extension cord.
Circuit breaker has tripped. Reset circuit breaker.
Make certain that the 15A/20A Switch is
set to the correct position for the circuit
that the unit is plugged in to (120V only).
Blowing circuit breakers. Pump is exceeding circuit
breaker rating. Set 15A/20A Switch to 15A setting (120V
only).
Motor runs but unit will not pump
oil. Pump is not primed. Perform Prime TSP Power Pack
Procedure page 12.
Low hydraulic oil level. Add oil see, Fill Oil Tank page 11.
Pump does not reach full pressure. Bad transducer. Test with gauge on gauge port to very.
Replace transducer, see
Transducer
Replacement page 37.
High-pressure pump issue. Replace high-pressure pump. see Pump
Replacement page 30.
Pressure set valve issue. Replace pressure set valve, see
Pressure Set Valve Replacement page
33.
High-pressure relief valve
issue. Replace high-pressure relief valve, see
Pressure Relief Valve Replacement
(1,500 and 12,000 PSI)
page 33.
4-way valve issue. Replace 4-way valve, see 4-Way Valve
Replacement page 34.
Pump stalls at ~4500 psi. Poppet valve not functioning
properly. Replace poppet valve, see 2-Way,
Poppet Valve Replacement page 32.