Repair
24 309574L
Repair
Pump Removal
WARNING
Pump rod and connecting rod move during operation.
Moving parts can cause serious injury such as pinch-
ing or amputation. Keep hands and fingers away from
connecting rod during operation.
See manual 309577 for pump repair instructions.
1. Shut off , , and heat zones.
2. Flush pump, page 8.
3. If pumps are not parked, press . Trigger gun
until pumps stop.
4. Turn main power OFF . Disconnect power
supply.
A
B
5. Shut off both feed pumps. Close both fluid inlet ball
valves (B).
6. Turn both PRESSURE RELIEF/SPRAY valves (SA,
SB) to PRESSURE RELIEF. Route fluid to waste
containers or supply tanks. Ensure gauges drop to
0.
Use dropcloth or rags to protect Reactor and sur-
rounding area from spills.
TI4174a
B
TI2481A
SA
SB