Pentair 175K BTU/HR Installation And User Manual page 53

Section 6. Maintenance/Replacement Parts
MASTERTEMP HEATER REPLACEMENT PARTS
Key
No. Description
1 Tube Sheet Coil Assembly Kit (NA, LP Series)
(Includes Key No.3)
1 Tube Sheet Coil Assembly Kit (NA - HD Series)
(Includes Key No.3)
1 Tube Sheet Coil / Combustion Chamber Kit (ASME SERIES)
Bronze Header - Key Nos. 3-12, 15, 20-22,
1
Tube Sheet Coil / Combustion Chamber Kit (HD ASME SERIES)
2 Manifold Kit (Includes Key Nos. 3-14, 21, &
Key Nos. 5-7 in "Electrical System", Page 53
• Basic Manifold Kit (includes Key No. 3,5,10-14)
3 Coil/Tubesheet Sealing O-Ring Kit
4 Manifold Bottom Plate
5 Manifold O-Ring
• O-Ring Kit (Incl. Key Nos. 3, 5)
6 Manifold Insert*
7 Manifold Baffle Plate
8 Manifold Bypass Valve
9 Water Pressure Switch
10 Manifold
11 5/16" Washer, S.S.
12 5/16x18x2-3/4" Hex Cap screw
13 Connector Tube O-Ring
14 Connector Tube Kit (Includes 1 Connector Tube
and 1 O-Ring)
15 Thermal Regulator Kit
(Incl. Key No. 16, 17, 18, 19 and Spring Clip)
16 Thermal Regulator (Includes Spring Clip)
17 Thermal Regulator Spring
18 Thermal Regulator Cap O-Ring
• Thermal Regulator Spring Clip
19 Thermal Regulator Cap
20 Drain Plug
21 3/4" Pipe Plug
22 Pressure Relief Valve (Recommended -
(Purchase Separately)
* Not available separately. •
For heaters manufactured between 1/12/2009 and 10/31/2013 (clamp lid tub design) - Note: Kits also include Clamp Assembly, O-Ring and Silicon Tube.

For ASME heater manufactured AFTER 10/31/2013 (New 9-bolt lid tub design)

For heater manufactured BEFORE 1/12/2009

Rev. M 1-8-15
1
3
4
22
REPAIR PARTS – WATER SYSTEM
Part
Qty.
1
1
1
1
( )
1
1
1
1
1
1
1
1
10
10
2
2
1
1
1
1
1
1
1
1
1
Not illustrated.
2
5
7
6
8
9
10
11
21
Model
175NA - 200NA 250NA
175LP - 200LP 250LP
77707-0232 460747
474058 474059
 
– 473710
– 474063

– 460941
472732Z 474097

474955 
– 474349, 474954
77707-0014 460748
474200 474200
77707-0117(6) 460749(8)
77707-0120 77707-0120
77707-0001 77707-0001
42001-0060S 42001-0060S
U9-226 U9-226
77707-0017 77707-0017
77707-0010 77707-0010
38000-0007S 38000-0007S
35505-1313 35505-1313
U178-920P U178-920P
U78-60ZPS U78-60ZPS
38674-0719 38674-0719
®
MASTERTEMP Pool and Spa Heater Installation and User's Guide
12
13
14
15
16
17
18
19
20
300NA 400NA
300LP 400LP
77707-0233 77707-0234
474060 474061

– 77707-0244
– 474065
– 460940
– 474096
– 474956
474350, 474953
 –
77707-0015 77707-0016
474200 474200
77707-0118(10) 77707-0119(12)
77707-0120 77707-0120
77707-0001 77707-0001
42001-0060S 42001-0060S
U9-226 U9-226
77707-0017 77707-0017
77707-0010 77707-0010
38000-0007S 38000-0007S
35505-1313 35505-1313
U178-920P U178-920P
U78-60ZPS U78-60ZPS
38674-0719 38674-0719
53
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