Perkins 800 Series Engine Water Temperature Regulator Housing Removal and Installation

Overview

This guide provides step-by-step instructions for removing and installing the water temperature regulator housing on a Perkins 800 Series engine.

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Removal Procedure

1. Drain Coolant:
   • Drain the coolant from the cooling system into an appropriate container for storage or disposal.
   • Refer to the Operation and Maintenance Manual under Cooling System Coolant – Change for proper procedures.
2. Remove Outlet Connection:
   • Remove bolts (1) and detach the outlet connection (2).
3. Remove Water Temperature Regulator:
   • Take out joint (3) and remove the water temperature regulator (4).
   • Note the orientation of the regulator for correct reinstallation.
4. Disconnect Hose:
   • Loosen the hose clamp and disconnect hose (8) from the water temperature regulator housing (6).
5. Remove Regulator Housing:
   • Remove bolts (7) and detach the water temperature regulator housing (6) from the cylinder head.
6. Remove Joint:
   • Take out joint (5).

Installation Procedure

1. Inspect the Regulator:
   • Check the water temperature regulator for wear, damage, and proper operation.
   • Refer to Systems Operation, Testing and Adjusting – Water Temperature Regulator Test for further details.
   • Replace the regulator if necessary.
2. Prepare Mating Surfaces:
   • Ensure that the mating surfaces of the outlet connection, regulator housing, and cylinder head are clean and undamaged.
3. Attach the Regulator Housing:
   • Position bolts (7) and install a new joint (5) onto the water temperature regulator housing (6).
   • Position the housing onto the cylinder head and tighten bolts (7) to 18 N·m (13 lb ft).
4. Install Water Temperature Regulator:
   • Place the water temperature regulator (4) into the regulator housing (6), ensuring it is in the correct orientation.
5. Reassemble Components:
   • Install a new joint (3) and attach the outlet connection (2) to the regulator housing (6).
   • Secure bolts (1) and tighten them to 18 N·m (13 lb ft).
6. Reconnect Hose:
   • Attach hose (8) to the regulator housing (6) and tighten the hose clamps securely.
7. Refill Coolant:
   • Fill the cooling system with coolant to the correct level.
   • Follow the Operation and Maintenance Manual – Cooling System Coolant Change for proper refilling instructions.

By following these steps, you can successfully remove and install the water temperature regulator housing on a Perkins 800 Series engine.

More trouble repair case for Perkins,pls refer to:Perkins Trouble Repair