MasterTemp by Pentair
Water System Breakdown

NON-ASME Models
(  ASME & NON-ASME have similar parts,
some reference to ASME are listed here,
BUT this breakdown is intended for
NON-ASME models )


  H2Oco.com


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Water System Parts Breakdown

Burner System Parts Breakdown
Electrical System Parts Breakdown

 


No.
Manf #
H2O #
Description

1

Comment --------

Parts for 'HD' models are not listed in this parts breakdown

1

77707-0232

9875045

Tube Sheet Coil Assembly for 175NA, 175LP, 200NA, 200LP models -  prior to 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation & Blower/Flameholder Gaskets.

1

474058 9875046

Tube Sheet Coil Assembly for 175NA, 175LP, 200NA, 200LP models -  after 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation, Blower/Flameholder Gaskets and
Combustion Chamber O-ring which was used on models after 1/12/2009

1

460747

9875050

Tube Sheet Coil Assembly for 250NA, 250LP models -  prior to 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation & Blower/Flameholder Gaskets.

1

474059 9875051

Tube Sheet Coil Assembly for 250NA, 250LP models -  after 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation, Blower/Flameholder Gaskets and
Combustion Chamber O-ring which was used on models after 1/12/2009

1

77707-0233

9875055

Tube Sheet Coil Assembly for 300NA, 300LP models -  prior to 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation & Blower/Flameholder Gaskets.

1

474060

9875056

Tube Sheet Coil Assembly for 300NA, 300LP models -  after 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation, Blower/Flameholder Gaskets and
Combustion Chamber O-ring which was used on models after 1/12/2009

1

77707-0234

9875060

Tube Sheet Coil Assembly for 400NA, 400LP models -  prior to 1/12/2009  
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation & Blower/Flameholder Gaskets.

1

474061

9875061

Tube Sheet Coil Assembly for 400NA, 400LP models -  after 1/12/2009
 Includes No. 3 ( O-Ring Kit  ) plus Igniter, Insulation, Blower/Flameholder Gaskets and
Combustion Chamber O-ring which was used on models after 1/12/2009

Inside
2

474200 9875067

Basic Manifold Kit see No. 10

2

77707-0014 9875070

Complete Manifold Kit for 175NA, 175LP, 200NA, 200LP models -  Includes No. 3 thru 14 and No.21
Also includes ( see Electrical Parts Breakdown ) No. 5, 6 and 7
( AGS , High Limit and Thermistor Switch )

2

460748 9875075

Complete Manifold Kit for 250NA, 250LP models -  Includes No. 3 thru 14 and No.21
Also includes ( see Electrical Parts Breakdown ) No. 5, 6 and 7
( AGS , High Limit and Thermistor Switch )

2

77707-0015 9875080

Complete Manifold Kit for 300NA, 300LP models -  Includes No. 3 thru 14 and No.21
Also includes ( see Electrical Parts Breakdown ) No. 5, 6 and 7
( AGS , High Limit and Thermistor Switch )

2

77707-0016 9875085

Complete Manifold Kit for 400NA, 400LP models -  Includes No. 3 thru 14 and No.21
Also includes ( see Electrical Parts Breakdown ) No. 5, 6 and 7
( AGS , High Limit and Thermistor Switch )

3

77707-0117 order
9875065

O-Ring Kit - kit is made up of 6 O-rings - 175NA, 175LP, 200NA, 200LP models
This kit is included when you order Tube Sheet Coil Assembly No. 1

3

460749 order
9875065

O-Ring Kit - kit is made up of 8 O-rings - 250NA, 250LP models
This kit is included when you order Tube Sheet Coil Assembly No. 1

3

77707-0118 order
9875065

O-Ring Kit - kit is made up of 10 O-rings - 300NA, 300LP models
This kit is included when you order Tube Sheet Coil Assembly No. 1

3

77707-0119 9875065

O-Ring Kit - kit is made up of 12 O-rings - 400NA, 400LP models
This kit is included when you order Tube Sheet Coil Assembly No. 1

3
O-398
9095327

O-Rings - sold by the each - ( Aladdin Replacement ) - order quantity required 

8

77707-0001 9875023

Manifold Bypass Valve Package - ( Standard )

8

460923 9875024

Bypass Valve Kit - ( ASME ) - NOT SHOWN - ASME valve appears different than pictured.
ASME model heaters have a  brass Manifold and have a bypass plug ( 472648Z ) for accessing bypass.

9

42001-0060S 9875017

Water Pressure Switch - ( Standard )

9

473716Z --------

Water Pressure Switch - ( ASME )

10

474200 9875067

Basic Manifold Kit for 200,000 thru 400,000 BTU models
Includes No. 3, No. 5 and No.10 thru No.14

13

O-49 9094149

O-Ring Only for Connector Tube - ( Aladdin Replacement ) - order quantity needed 

14

77707-0017 --------

Connector Tube Kit -  Includes 1 Connector Tube and 1 O-Ring ( No.13 )   - order quantity needed 

15

77707-0010 9875034

Thermal Regulator Assembly -  Includes No. 16 thru No. 19 and Spring Clip which holds Spring to Regulator

16

38000-0007S 9875035

Thermal Regulator Only -  Includes Spring Clip which holds Spring to Regulator - ( DOES NOT INCLUDE SPRING)

18

35505-1313 9095119

O-Ring for Thermal Regulator Cap - O-Ring Only - ( Aladdin Replacement O-Ring # O-122 )

20 U178-920P 9871682

1/4” NPT Drain Plug - ( includes O-Ring )

20 U9-359 9094189

Replacement Drain Plug O-Ring Only - ( does not include Plug )

21 U78-60ZPS --------

3/4" Zinc Pipe Plug

22 473715Z 9764802

Pressure Relief Valve Kit

 

Box A
Pentair # Pkg 188 - H2O# 7433155

2" Slip Half Union Kit
Both bagged or boxed Includes 2 each of:
U11-200P Union Collar
U9-362 O-Ring ( H2O# 9874748)
U11-196P 2" Slip adapter

NOTE:
Exchanger replacements on ASME models require that you order the exchanger and the manifold assemble all as one unit.
ASME Chamber/Heat Exchangers Kits DO NOT INCLUDE Igniter and Gaskets like NON-ASME replacements.
Please contact purchasing for information on special ordering these replacements.

 

The proper part name for a heat exchanger in a MasterTemp is called,
Tube Sheet Coil Assembly.

 

 

These parts are included with the Tube Sheet Coil Assembly ( Exchanger )
 

last updated -  Feb, 2014