Relief Valve and Adapters, Reassembly and Installation

52. Relief Valve and Adapters, Removal and

55. Pump Head and Body, Removal and

Disassembly

a. Remove the pump assembly (para. 15).

b. Remove the pump gearbox (para. 49).

b. Refer to figure 13 and remove and disassemble

the relief valve and adapters.

c. Remove the relief valve and adapters (para.

53. Relief. Valve and Adapters, Cleaning,

52).

Inspection, and Repair

d. Refer to figure 14 and removal and disassemble

a. Cleaning.

Clean all parts in an approved

the pump head and body.

cleaning solvent and dry thoroughly.

56. Pump Head and Body, Cleaning, Inspection,

b. Inspection. Inspect all parts for wear, defects,

and Repair

and damage.

a. Cleaning.

Clean all parts in an approved

c. Repair. Replace or repair worn, defective, or

cleaning solvent and dry thoroughly.

damaged parts as necessary.

b. Inspection. Inspect all parts for wear, defects,

54. Relief Valve and Adapters, Reassembly and

and damage.

Installation

c. Repair. Replace or repair worn, defective, or

a. Refer to figure 13 and reassemble and install

damaged parts as necessary.

the relief valve and adapter in the reverse order.

57. Pump Head and Body, Reassembly and

b. Test valve for movement as follows:

Installation

a. Refer to figure 14 and reassembly and install

(1) Remove bonnet (13) and move valve (17)

in and out.

the pump head and body in the reverse order.

(2) If packing (16) sticks in cylinder, remove

cover (11) and lightly grease the cylinder

b. Install the relief valve and adapters (para. 54).

wall in path of packing.

(3) Install bonnet (13) and cover (11).

c. Install the pump gearbox (para. 51).

c. Install the pump assembly (para. 15).

d. Install the pump assembly (para. 15).

INDEX TO FIGURE 13

1 Nut, 7/16-20 (4 rqr)

8 Elbow

15 Piston

2 Discharge adapter

9 Elbow

16 Packing

3 Gasket

10 Screw, cap, 7/16-20 x 1 2/4 in. (4 rqr)

17 Valve

4 Body

11 Cover

18 Screw, cap, 7/16-20 x 14 in. (4 rqr)

5 Gasket

12 Screw, cap, 7/16X-20 x 1 in. (4 rqr)

19 Discharge adapter

6 Gasket

13 Bonnet

20 Gasket

7 Screen and elbow

14 Spring

TAGO 5947-A