6.4.5 Screw torque values
Capscrew torque in ft-lb (Nm)
Capscrew
type
Head
marking
Capscrew diameter (in inches)
1/4
5/16
3/8
7/16
1/2
5/8
3/4
7/8
1
SAE grade
2
6 (8)
13 (18)
25 (34)
38 (52)
60 (81)
120 (163) 190 (258) 210 (285) 300 (407)
Brass and
stainless
steel
or
4 (5)
10 (14)
17 (23)
27 (37)
42 (57)
83 (113)
130 (176) 200 (271) 300 (407)
SAE grade
5
10 (14)
20 (27)
35 (47)
60 (81)
90 (122)
180 (244) 325 (440) 525 (712) 800 (1085)
*The M6 set screw has a rating of 10 N m.
6.4.6 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
6 Maintenance
24
Marlow Series e-580 INSTRUCTION MANUAL
Summary of Contents for Goulds e-580-F
Page 1: ...INSTRUCTION MANUAL P2002885 Rev B Marlow Series e 580 ...
Page 2: ......
Page 30: ......
Page 31: ......