
Repair
Mix Manifold Assembly
1.Follow Pressure Relief Procedure, page 22.
2.Disconnect the fluid hose (25) and the flush hose from the mix manifold (36).
3.Loosen the union fittings (306) that connect to the mix manifold adapter fittings.
4.Remove the mix manifold assembly (36).
5.See mix manifold manual for service and repair instructions.
306
36
r_571101_3a0420a_38a
Fluid Circulation Manifold with Over Pressure Relief Valves
1
35
37
r_571101_3a0420a_39a
FIG. 11: Fluid Circulation Manifold
Replace Over Pressure Relief Valves
1.Flush before repairing equipment, if possible. See
Empty and Flush Entire System (new system or end of job), page 29.
2.Follow Pressure Relief Procedure, page 22.
3.Ensure handle (312) is in the down position. Remove the screws (313), jam nut (304), handles (311), handle rod (312), clips (318), and springs (320).
311
312 313
302
See FIG. 11.
1. Flush before repairing equipment, if possible. See |
Empty and Flush Entire System (new system or |
304
318 320
311
313
302
| end of job), page 29. |
2. | Follow Pressure Relief Procedure, page 22. |
3. | Disconnect all fluid hoses from the fluid circulation |
| manifold (35). |
4. | Remove the mix manifold if it is assembled to the |
| fluid circulation manifold. See Mix Manifold |
| Assembly for instructions. |
5. | Loosen the two screws (37) that secure the manifold |
| (35) to the cart (1). |
6. | Remove the two screws (37) and fluid circulation |
| manifold (35) from the cart (1). |
302
304
320
318
r_258988_3a0420a_2b
4.Unscrew both over pressure relief valves (302) from the manifold.
NOTE: The correct over pressure relief valve must be used on all systems. Choose the correct color coded valve from the chart on page 39.
5.Apply blue threadlock to new over pressure relief valves (302) and install in the manifold. Torque to
6.Place a spring (320) over each valve stem. Place a clip (318) in each valve stem groove to retain the springs.
38 | 3A0420T |