SP Pump Diagnostics and Repair
D-18
Part 1024496_06
2014 Nordson Corporation
Remove the Shifter Fork
CAUTION! Handle the shifter fork with care. Dropping or otherwise
mishandling the shifter fork may damage the magnet.
See Figure D‐9.
1. Remove the hex‐head screw (2) and the washer (1 ) from the shifter
fork (3).
2. Remove the shifter fork from the piston by sliding the fork up to the
narrowest point on the piston.
Check/Repair
Shifter fork assembly
P/N 166880
Word “UP” is facing
upwards
Securely attached to
piston
Resting on piston
shoulder
Bent
Magnets
secure/undamaged
Replace fork if bent or
magnet is damaged
Special Reassembly Instructions
The fork must be resting on the shoulder of the piston (See Figure D‐9,
item 4).
The word “UP” must be facing the top of the pump frame.
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