Troubleshooting
20 309574L
Troubleshooting
PROBLEM CAUSE SOLUTION
Reactor does not operate. No power. Plug in power cord.
Tur n m ai n p o w e r O N .
Turn circuit breakers ON, page 32.
Red stop button circuit open. Check button connections. See page
50 and electrical diagrams.
Motor does not operate. Loose connections. Check connections at motor control
board.
Circuit breaker tripped. Reset breaker (CB5), page 32.
Check 230Vac at output of breaker.
Worn brushes. Check both sides. Length must be
0.7 in. (17 mm) minimum. To replace,
page 30.
Broken or misaligned brush springs. Realign or replace, page 30.
Brushes or springs binding in brush
holder.
Clean brush holder and align brush
leads for free movement.
Shorted armature. Replace motor, page 33.
Check motor commutator for burn
spots or other damage.
Remove motor. Have motor shop
resurface commutator, if possible.
Damaged motor control board. Replace board. See page 34.
Fan not working. Blown fuse. Replace, page 37.
Loose wire. Check.
Defective fan. Replace, page 37.
Pump output low. 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.
See pump manual.
Pressure setpoint too high. Reduce setpoint and output will
increase.
Fluid leak in pump packing nut area. Worn throat seals. Replace. See pump manual.
No pressure on one side. Fluid leaking from heater inlet rupture
disk (214).
Check if heater (2) and PRESSURE
RELIEF/SPRAY valve (SA or SB) are
plugged. Clear. Replace rupture disk
(214) with a new one; do not replace
with a pipe plug.
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