Ford IC-200 — Pressure Check and Adjustment (Overload Alert Unloader Valve)
Adjustments
For the Ford IC-200, from the Ford owner's manual.
Applies to: Ford CSG-649 engine
Before you start
- Do not check for hydraulic leaks with hands
Procedure
- Retract boom and lower to fully lowered position
- Remove 3/8 inch tube cap from tee on unloader valve and install 3000 PSI gauge
- Raise boom slightly and hook loadline to a static load the unit cannot lift
- Tighten loadline with winch until unloader valve opens
- Adjust pressure if necessary with adjusting screw on end of valve neck
- Lower boom fully, remove gauge, and install cap on tee
Tools required
- 3000 PSI pressure gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Opening pressure should read 2650 PSI
Source: Ford owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.