Reinstall The Pump Assembly; Screw Torque Values; Dealer Servicing - Xylem Bell & Gossett e-80 Series Instruction Manual

6 Maintenance

6.4.7 Reinstall the pump assembly

1. Install a new volute gasket.
2. Install the pump assembly into the volute.
3. Tighten the volute capscrews according to the Capscrew torque table.
4. Install a seal flushing tube.
5. Install the drain plug.
6. Open the isolation valves and inspect the pump for leaks.
7. Return the pump to service if it is not leaking.

6.4.8 Screw torque values

Capscrew torque in ft-lb (Nm)
Capscrew Head
type marking
1/4
SAE grade 6 (8)
2
Brass and or 4 (5)
stainless
steel
SAE grade 10 (14)
5

6.4.9 Dealer servicing

If trouble occurs that cannot be rectified, contact your local sales and service
representative and be prepared to provide this information:
1. Complete nameplate data of pump and motor
2. Suction and discharge pipe pressure gauge readings
3. Ampere draw of the motor
4. A sketch of the pump hook-up and piping
28
Capscrew diameter (in inches)
5/16 3/8 7/16
13 (18) 25 (34) 38 (52)
10 (14) 17 (23) 27 (37)
20 (27) 35 (47) 60 (81)
1/2 5/8 3/4
60 (81) 120 (163) 190 (258)
42 (57) 83 (113) 130 (176)
90 (122) 180 (244) 325 (440)
Series e-80 INSTRUCTION MANUAL
7/8 1
210 (285) 300 (407)
200 (271) 300 (407)
525 (712) 800 (1085)