118 HyPrecision 50S/60S/75S Operator Manual 808690
5 – Preventive maintenance
Preventive maintenance
Required parts, tools, and materials
15563 HyPrecision premium high-pressure seal repair kit
15568 HyPrecision S- and D-series poppet repair kit
11523 Check valve assembly
11520 Low-pressure poppet basket
11521 Spacer tube
11522 High-pressure cylinder
High-pressure antiseize lubricant such as Blue Goop or AccuGoop
Seal installation tools (refer to
Tools on page 74)
Rubber mallet
1. Put the seal installation spacer tool on a clean, dry, oil-free surface.
2. Put the high-pressure cylinder over the spacer tool so that the tool fits in the cylinder bore.
3. Put the low-pressure poppet into the low-pressure poppet basket.
Make sure that the poppet moves freely.
Keep the poppet and the poppet basket clean. Grease can cause the poppet to stick.
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