308793 23
Service
D For President (Fig. 8) and Viscount (Fig. 9)
pumps:
NOTE: If the coupling rod (G) and tie rods (C)
have been disassembled from a President or
Viscount motor, refer to Reassembling the
Coupling Rod and Tie Rods. If they have not
been removed, proceed as follows:
Orient the displacement pump (D) to the motor
(E) and adapter plate (L) as shown. Position
the displacement pump (D) on the tie rods (C).
Lubricate the threads of the tie rods. Screw the
locknuts (B) onto the tie rods loosely. Screw
the coupling nut (K) onto the piston rod (H)
and torque to 102–109 NSm (75–80 ft-lb).
Torque the tie rod locknuts to 68–75 NSm
(50–55 ft-lb).
2. Flush and test the pump before reinstalling it in the
system. Connect hoses for flushing. Flush the
pump. While it is pressurized, check for smooth
operation and leaks. Adjust or repair as necessary
before reinstalling in the system. Reconnect the
pump ground wire before operating.
01927B
Fig. 8
President Pump Shown
1
2
L
K
H
E
C
B
D
1
2
Torque to 102–109 NSm
(75–80 ft-lb).
Torque to 68–75 NSm
(50–55 ft-lb).
Lubricate threads.
3
3
01928B
Viscount I+ Pump Shown
Fig. 9
E
L
C
B
K
H
D
1
2
1
2
Torque to 102–109 NSm
(75–80 ft-lb).
Torque to 68–75 NSm
(50–55 ft-lb).
Lubricate threads.
3
3
G
