2. Lubricate and install new O-ring (106) onto plug (166). Using a 1-1/4 in. hex wrench install relief valve
plug (166). Torque to 176 N•m [130 lbf•ft].
SCR valves
P106 635E
106
165
1103
166
1-1/4 in
176 Nm [130 ft•lb]
106
165
1103
166
1-1/4 in
176 Nm [130 ft•lb]
Charge pressure relief valve
Replace the charge pressure relief valve components if they are damaged or if you suspect failure. See
Charge pressure relief valve
on page 18, for adjustment instructions.
Removal
1. Using a 1 inch hex wrench, remove charge pressure relief plug (102). Remove and discard O-ring
(103).
2. Remove shims (101), spring (104), and charge pressure relief valve (105).
Inspection
Inspect the sealing surfaces of the pump for nicks or scratches. Inspect the relief valve (105) sealing
surface for nicks or scratches. If the relief valve (105) is damaged, replace it.
Reassembly
1. Install charge pressure relief valve, spring, and shims.
2. Lubricate and install O-ring onto plug. Using a 1 in. hex wrench, install plug. Torque to 108 N•m [80
lbf•ft].
Service Manual
Series 40 M46 Variable Pumps
Minor repair
34 |
©
Danfoss | September 2017
11026743 | AX00000027en-US0202