REBUILD/REPAIR INSTRUCTIONS
Page 4 of 9
Roseville, MN
Ph: 1-800-444-2373
Fax: 651-645-7390
www.fastestinc.com
WP172 Rev A 08/2/2021
Re-Assembly:
1. Install new springs, actuator/magnet and actuator
spring into holes shown inside housing.
2. Open end of the actuator/magnet goes against the actuator spring. Set housing
aside.
3. Install and lubricate new o-ring inside the
body. Petroleum jelly.
4. Load and lubricate new o-ring(s) onto the piston.
5. Place spacer collar onto body. Make sure
small diameter of collar goes on first.
6. Next steps require the use of an arbor press
and a tool we shall call “sleeve tool”.
•
Sleeve tool requirements.
i. Tool must fit inside the sleeve.
ii. Tool must be as long or slightly longer
then sleeve.
iii. Body needs to drop inside tool as
shown.
7.
8. Place sleeve and sleeve tool on base plate of
the arbor press as shown.
9. Place body inside tool.
10. Place collet/jaw retaining o-ring over body.
11. This o-ring retains the collet/jaw segments in place
around the body. No lube rquired on this o-ring.
SLEEVE
TOOL
BODY
INSIDE
TOOL
