HALE CBP - Page 38

Sec V- 2
Maintenance and Repair
Booster Pumps
Bolt Size Material
Maximum Torque
ft-lb (n-m)
5/16-18 zinc-plated steel 17 (23)
5/16-18
zinc-plated steel
w/360
o
nylon lock
19 (26)
5/16-18 silicon bronze 10.3 (14 )
3/8-16 zinc-plated steel 30 (41)
3/8-16
zinc-plated steel
w/360
o
nylon lock
33 (45)
3/8-16 silicon bronze 18 (24 )
7/16-14 zinc-plated steel 50 (68 )
7/16-14
zinc-plated steel
w/360
o
nylon lock
53 (72)
7/16-14 silicon bronze 29 (39)
Table 5-2: Torque Values
Pump Model
Clearance Ring Inner Diameter (pressed into pump
body or pump head)
In (mm)
Impeller Hub Outer
Diameter
Permissible
Clearance
CBP
3.6312-3.6326
(92.232-92.268)
3.620-3.622
(91.948-91.999)
.009-.013
(.227-.330)
AP
4.770-4.777
(121.158-121.336)
4.760-4.758
(120.904-120.853)
.012-.017
(.305-.432)
Table 5-3: Impeller and Clearance Ring Diameters and Clearance Values
Model Gearbox Oil Capacity
AP 1 ¾ QTS. (1.66L)
CBP
CBP2 & 3 = 1 ¾ QTS. (1.66L)
CBP4 & 5 = 1 QT. (.95L)
2CBP
2CBP2 & 3 = 1 ¾ QTS. (1.66L)
2CBP4 & 5 = 1 QT. (.95L)
Table 5-1: Oil Capacity Table
Figure 5-1 Measuring the Impeller
and Clearance Ring