122
English
5.906-736.0 Rev. 00 (07/15)
Switch off the operating mode switch and secure it
against restart.
Shut off water supply.
Take the pressure off the high pressure system by
opening the gun. Check the pressure ratio of the high
pressure system on the pump manometer.
Loosen the lockscrews of the pressure valves. Pull the
pressure valves out with the pliers 4.901-062.0. Should
the valve seat get stuck in the pump head, you can pull
it out using the interior driver (6.815-013.0) (cf. removal
suction valves).
11.9.9 Replace pressure valves
Summary of Contents for HDS 9/50 De Tr1
Page 46: ...46 English 5 906 736 0 Rev 00 07 15 1 Reflector on both sides 2 Marker light on both sides...
Page 182: ...182 English 5 906 736 0 Rev 00 07 15 13 3 Troubleshooting Yanmar diesel engine...
Page 184: ...184 English 5 906 736 0 Rev 00 07 15...
Page 185: ...English 5 906 736 0 Rev 00 07 15 185 14 3 Maintenance plan Yanmar diesel engine...
Page 189: ...English 5 906 736 0 Rev 00 07 15 189 HDS 13 20 and 17 20 safety block...
Page 190: ...190 English 5 906 736 0 Rev 00 07 15 HDS 9 50 and 13 35 pump head...
Page 198: ...198 English 5 906 736 0 Rev 00 07 15...
Page 199: ...English 5 906 736 0 Rev 00 07 15 199...
Page 200: ...200 English 5 906 736 0 Rev 00 07 15...
Page 201: ...English 5 906 736 0 Rev 00 07 15 201...
Page 202: ...202 English 5 906 736 0 Rev 00 07 15...
Page 203: ...English 5 906 736 0 Rev 00 07 15 203...
Page 204: ...204 English 5 906 736 0 Rev 00 07 15...