Troubleshootin
g
System
Before performing any troubleshooting procedures:
1. Relieve Pressure. See Pressure Relief Procedure, page 49.
2. Turn main power switch OFF.
3. Allow equipment to cool.
Problem
Cause Solution
No power.
Turn main power switch ON.
Failed 24 V power supply. Replace power supply.
Reactor ADM does not turn on.
Failed surge protector. Replace surge protector.
Loose connections.
Check MCM connection 13.
Tripped circuit breaker (CB02). Reset breaker, see Repair Circuit
Breaker Module, page 63. Check
240VAC at output of breaker.
Electric motor does not operate.
Shorted windings.
Replace motor, see
Repair Electric Motor, page 62.
Software bug.
Update to the latest
software version. See
Update ADM Software, page 81.
Electric motor runs erratically.
Failed motor bearing. Replace motor, see
Repair Electric Motor, page 62.
Loose wire.
Check. See
Electrical Schematics, page 106.
Fan blade obstructed. Remove obstruction.
Cooling fans not working.
Defective fan. Replace. See
Replace Motor Fan, page 65.
Obstructed fluid hose or gun; fluid
hose ID too small.
Open, clear; use hose with larger
ID.
Worn piston valve or intake valve
in displacement pump.
Seepumpmanual.
Pump output low.
Pressure setpoint too high. Reduce setpoint and output will
increase.
Fluidleakinpumppackingnut
area.
Worn throat seals.
Replace. See pump manual.
No pressure on one side.
Fluid leaking from heater inlet
rupture disk (372).
Check if heater and PRESSURE
RELIEF/SPRAY valve (SA or SB)
are plugged. Clear. Replace
rupture disk (372) with a new one;
do not replace with a pipe plug.
333024N 43
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