ABB Mechanism HMB-8.7 - Page 24

4 November 2005
641P026-008
HMB-8 / HMB-8.7 Mechanism
©
(formerly HMB-11)
Page 24
A - Low Pressure
Figure 2
HMB-4 Mechanism - High and Low Pressure
B - High Pressure
51014 Pump Element (not shown)
51016 Low Pressure Interlock (not shown)
51028 Mechanism Cover (not shown)
51045 Pressure Relief Valve (not shown)
51046 Pump Limit Switch and Cam Assembly (not shown)
51068 O-Ring 26.58 x 3.53 mm (not shown)
51122 Mounting Flange
51276 Coupling (not shown)
51002 Pump Motor (not shown)
51004 Pilot Valve (Close)
51005 Pilot Valve (Open)
51006 Changeover Valve
51007 Accumulator Piston
51008 Disc Spring Assembly
51012 Drive Piston
51013 Oil Drain Valve (not shown)
51122
51007
51008
51012
51006
51004
51005
Charged / Closed
Charged / Open
Discharged / Open