HRX-MM-N007
Chapter 4 Service Procedure
4.5 Replacement Procedure HRS Series
Internal construction of pump
The internal construction of the pump is as follows.
Removal
1. Remove the high pressure pump referring the 4.5.4 Replacement of high pressure pump.
2. Before disassembling the pump, place a “check mark” on the body, cover, and the motor.
3. Remove the body. (Hexagon socket head bolt ×3)
Place the drain pan under the body and drain water from the pump.
(Hexagon socket head bolts)
Fig. 4.5-8 Internal construction of pump