INSTALLATION & PREPARATION
5. Never allow the unit to operate without the incoming water line attached
and the water supply completely turned on.
UNLOADER:
THE UNLOADER HAS BEEN PRESET AT THE FACTORY.
PRE-START INSPECTION PROCEDURES:
Before starting the unit, perform the following procedures:
1. Check the oil level in the pump.
2. Inspect the water inlet strainer. Clean or replace if necessary. See "Water
Supply".
3. Check all hose connections to ensure they are securely tightened.
4. Inspect for system water leaks, oil leaks and fuel leaks. If a fuel leak is
found, DO NOT START UNIT! See "Risk of Explosion or Fire" warnings.
Be sure that all damaged parts are replaced and that the mechanical
problems are corrected prior to operation of the unit. If you require
service, contact Customer Service.
5. Inspect high pressure hoses for kinking, cuts and leaks. If a cut or leak
is found, DO NOT USE HOSE! Replace hose before starting unit. See
"Risk of Injection" warnings. Be sure that all damaged parts are replaced
and that the mechanical problems are corrected prior to operation of
the unit. If you require service, contact Customer Service.
END OF PREPARATION INSTRUCTIONS
HDC-SERIES Operator's Manual
UNLOADER VALVE
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