HyPrecision Predictive waterjet pump Operator Manual 810120 109
5 – Preventive maintenance
Preventive maintenance
Install the indicator pin assembly
Parts, tools, and materials
1. Put the indicator pin into the indicator pin hole in the hydraulic end cap. Turn the pin so that the offset post
goes into the opening at the back of the hole.
2. Put the spring on the indicator pin.
3. Put the O-ring backup on the indicator pin cap.
4. Put a small quantity of hydraulic fluid on the O-ring.
5. Put the O-ring on the indicator pin cap.
6. Put the indicator pin cap into the hydraulic end cap.
7. Put antiseize bolt lubricant on the cap screws.
8. Put the lock washers on the cap screws. Torque the cap screws to 11 N ∙ m (8 lbf ∙ ft).
Replace the indicator pin springs every 3,000 hours.
1
Cap screws and lock washers
2
1-11519 Indicator pin cap
3
1-11680-013 O-ring backup, -013
4
1-11679-013 Indicator pin O-ring, -013
5
1-11669 Indicator pin spring
6
1-11518 Indicator pin
1-11518 Indicator pin
1-11669 Indicator pin spring
(included in the standard spares kit)
1-13186 Antiseize bolt lubricant
(white lithium grease)
Antiwear (AW) mineral oil or synthetic hydraulic
fluid, ISO viscosity grade (VG) 32 or 46
Torque wrench
5/32-inch hex wrench or hex-bit socket
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