Xylem P81673H Series 1510 - Manual (Page 42)

Capscrew torque values
Capscrew torque
This table contains the capscrew torque values.
Table 3: Capscrew torque, Ft-Lb (Nm) table
Capscrew
type
Head
marking
1/4 in. 5/16 in. 3/8 in. 7/16 in. 1/2 in. 5/8 in.
SAE grades
1 and 2
3 (4) 6 (8) 10 (14) 16 (22) 24 (33) 46 (62)
Stainless
steel
3 (4) 6 (8) 10 (14) 16 (22) 24 (33) 46 (62)
SAE grade 5 8 (11) 17 (23) 30 (41) 50 (68) 76 (103) 48 (65)
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
Maintenance
40 Series 1510 Installation, Operation, and Maintenance Manual