Repair Parts - Xylem Goulds 3656 Installation, Operation And Maintenance Instructions

REPAIR PARTS SERIES 3656/3756
12 1
LIQUID END COMPONENTS
Item No. Description
1 Casing
2 Impeller
3 Adapter
4 Wear ring (casing)
5** Wear ring (seal housing)
6 Impeller bolt
7 Impeller washer
8 Impeller key
9 Seal housing o-ring (optional materials)
10 Mechanical seal
11 Shaft sleeve
12 Drain plug – ¼ or ⁄ NPT
3
8
13 Hex head cap screw (casing to adapter)
14 Hex head cap screw (adapter to motor/frame)
15 Hex head cap screw (Adapter to seal housing)
16 Lantern ring
17 Packing, 5 rings
18 Gland
19 Shaft sleeve
20 Gland stud
21 Gland nut
22 Impeller nut (SAE only)
22A Set screw, impeller nut (SAE only)
23 Grease feeder (oiler optional)
12
4 6 7 8
SAE M & L
Replaces 6 & 7
22A 22
3
16 17 18
19
20
21
Packed Box Arrangement
Material
Cast iron or Sil-brass*
Cast iron or bronze*
AISI Type 300
stainless steel
Steel
BUNA-N/EPR/Viton
Consult factory
AISI Type 300
stainless steel
Zinc plated steel
Teflon™
Teflon™ impregnated
AISI 300SS
AISI Type 300
stainless steel
304 SS
Polycarbonate
2 5 9 10
23
3
10
25
Prime Safe Arrangement (optional – M & L group only)
LIQUID END COMPONENTS
Item No. Description
24 Grease gland
25 Pipe plug
26 Lip seal
* Lead free
** Item #5 supplied on S-group model 2½ x 3-7 (7½, 10 and 15 HP) and
M-group (except 3 x 4-10).
POWER END COMPONENTS (shown on next page)
Item No. Description
112 Ball bearing (outboard)
122 Pump shaft
122A Pump shaft (SAE)
123 V-ring, deflector
134 Bearing cover
138 Lip seal (outboard)
139 Lip seal (inboard)
168 Ball bearing (inboard)
193 Grease fitting (M & L group)
327C Screw (cover to adapter) (SAE only)
340 Adapter/engine (SAE only)
361 Retaining ring
370C Hex head cap screw (frame to cover)
371C Hex head cap screw (adapter to frame)
(SAE only) NOT SHOWN
399 Key, coupling
501N Cover/adapter (SAE only)
3
13
11
14
24
26
Material
Aluminum
Zinc plated steel
Buna
Material
Steel
AISI 4140 steel
BUNA-N
Cast iron
BUNA-N
Steel
Zinc plated steel
Cast iron
Steel
Zinc plated steel
Steel
Galvanized steel
11