Page 17
WATERAX
BB-4 Owner's Manual
04/2015
17
ID ITEM NO DESCRIPTION
QTY
1 600101 C-7221 SPEED INCREASER HOUSING,
ALU. PAINTED
1
2 800512 FAST-502 LOCKWASHER 3/8 SPLIT ZINC
8
3 800524 FAST-23 SCREW 3/8-16X1-1/4 HEX CAP
ZINC
4
4 800803 PART-1 TIMING BELT,8MMP X 30W X
720LG
1
5 800825 PART-2 PULLEY 64T X 8MM P X 30MM W
1
6 801011 PART-4 BUSHING FOR 1" SHAFT
1
7 600176 PART-7 KEY 1/4"SQUARE, S.S.
1
8 800513 FAST-501 LOCKWASHER 5/16 SPLIT
ZINC
6
9 800534 FAST-1 SCREW 5/16-18X3 HEX CAP ZINC
DICHROMATE
6
10 800856 PART-3 PULLEY 34T X 8MM P X 30MM W
1
11 800852 PART-5 BUSHING FOR 3/4" SHAFT
1
12 600151 PART-6 KEY 3/16" SQUARE, S.S.
1
13 600124 B-7544 DRIVE CARRIER ASSEMBLY
COMPLETE
1
14 800527 FAST-2 SCREW 3/8-16X1 HEX CAP ZINC
DICHROMATE
4
15 600063 212-170P CLAMP ASSEMBLY, ALU.
PAINTED
1
ID ITEM NO DESCRIPTION
QTY
1 700079* A-7594 TRANSFER PLATE FOR
HORIZONTAL DRIVE BOX
1
2 800392* FAST-747 LOCKWASHER 5/16 SPLIT
HIGH-COLLAR ZINC
4
3 800384* FAST-743 SCREW 5/16-24X1 HEX
SOCKET SS
4
4 600045* C-7225 SPEED INCREASER MODIFIED
FOR TRANSFER PLATE
1
5 800512 FAST-502 LOCKWASHER 3/8 SPLIT ZINC
4
6 800524 FAST-23 SCREW 3/8-16X1-1/4 HEX CAP
ZINC
4
*The horizontal drive assembly requires a transfer plate
(700079), a modified speed increaser housing (drive box)
(600045) and related hardware.
Service
This section includes instructions for overhaul and maintenance requiring disassembly of
the
WATERAX
4-stage pump end model 12-16S that is integrated in the BB-4 series
pumps. It
does not
include engine maintenance. For maintenance instructions regarding
the engine, as well as for oil and fuel recommendations, please refer to the engine
manufacturer’s manual.
Note: It is recommended that all fasteners be replaced with genuine
WATERAX
parts.
Drive Assembly Parts Breakdown
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Figure 1: Exploded view of drive assembly
1
2
3
4
5
6
Figure 2: Exploded view of horizontal drive assembly
