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25
Troubleshooting and basic settings
Unit switches on and off continuously
Unscrew control pressure injector
Control pressure injector defective
– Control pressure injector of overflow valve is
washed out or the O-rings are defective.
– Unscrew the injector; the inside diameter must
be 2.4 + 0.05 mm. Replace if necessary.
– Grease the O-rings with silicone grease and
remount.
Summary of Contents for HD 1090
Page 1: ...HD 1090 Service Handbook 0 I 5 905 212 03 02...
Page 4: ...2 Unit function Equipment 10 15 12 9 10 13 11 14 16 1 8 2 3 4 5 6 7 0 I...
Page 6: ...4 Unit function Functional diagram 5 3 7 8 9 10 11 12 13 14 2 1 15 16 17 4 6...
Page 8: ...6 Unit function Pump 15 17 18 10 12 13 11 14 16 20 9 12 11 1 8 2 3 4 5 6 7 11 19 21...
Page 10: ...8 Unit function Pressure and flow control with the Servopress handgun 1 2 4 3...
Page 14: ...12 Unit function Handgun with pressure and flow control Servopress with low effort version...