MAX-E-THERM® HEATER WATER SYSTEM REPLACEMENT PARTS

Ordering Information

Item	Part No.	Description	US List	Can. List
		MAX-E-THERM WATER SYSTEM
1	77707-0232	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 200 Models	919.35	1104.69
1	474058	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 200 Models ¹	956.14	1148.9
1	77707-0233	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 333 Models	1287.09	1546.57
1	474060	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 333 Models ¹	1323.88	1590.77
1	77707-0234	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 400 Models	1434.19	1723.32
1	474061	Tube Sheet Coil Assembly Kit (NA, LP Series) (Incl. No. 3) - 400 Models ¹	1581.28	1900.07
1	77707-0242	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 200 Models	1337.06	1606.61
1	474062	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 200 Models ¹	1853.28	2226.9
1	77707-0243	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 333 Models	1985.81	2386.15
1	474064	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 333 Models ¹	2169.67	2607.08
1	77707-0244	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 400 Models	2316.76	2783.82
1	474065	Tube Sheet Coil Assembly Kit (HD Series) (Incl. No. 3) - 400 Models	2390.32	2872.21
2	77707-0014	Manifold Kit (Incl. Nos. 3–14, 20–21, and 7–9 in “Electrical System” (Page 300) - 200 Models	675.6	811.8
2	77707-0015	Manifold Kit (Incl. Nos. 3–14, 20–21, and 7–9 in “Electrical System” (Page 300) - 333 Models	675.6	811.8
2	77707-0016	Manifold Kit (Incl. Nos. 3–14, 20–21, and 7–9 in “Electrical System” (Page 300) - 400 Models	675.6	811.8
2	474200	Basic Manifold Kit (Incl. Nos. 3, 10–14)	215.55	259
3	77707-0117	Coil/Tubesheet Sealing O-Ring Kit - 200 Model (6)	56.73	68.17
3	77707-0118	Coil/Tubesheet Sealing O-Ring Kit - 333 Model (10)	56.73	68.17
3	77707-0119	Coil/Tubesheet Sealing O-Ring Kit - 400 Model (12)	56.73	68.17
8	77707-0001	Manifold Bypass Valve Package	60.11	72.23
9	42001- 0060S	Water Pressure Switch	86.76	104.25
13	U9-266	O-Ring	3.64	4.37
14	77707-0017	Connector Tube Kit (Includes 1 Connector Tube and 1 O-Ring)	57.65	69.27
15	77707-0010	Thermal Regulator Kit (Incl. Key 16-19 and Spring Clip )	109.81	131.95
16	38000- 0007S	Thermal Regulator (Includes Spring Clip)	75.65	90.9
18	35505-1313	Thermal Regulator Cap O-ring (O-ring only)	4.83	5.8
20	U178-920P	Drain Plug	3.51	4.22
21	U78-60ZPS		6.68	8.03
22	473715Z	Kit Pressure Relief Valve	165.78	199.2
23	PKG188	2 in. Union Adapter Package (includes 2)	CALL	CALL
		ASME KITS
	472648Z	Bypass Access Plug (Old Header Design ASME)	389.58	468.12
	77707-0120	O-Ring Kit (Incl. Nos. 3, 5)	48.32	58.06
	474096	Heat Exchanger Kit - 400 ASME3	3272.89	3932.7
	474956	Heat Exchanger Kit 5 - 400 ASME	3272.89	3932.7
	460923	ASME Bypass Valve Kit4 (Old Header Design)	338.67	406.95
	461007	ASME Bypass Valve Tool Kit4 (Old Header Design)	205.25	246.63
	460924	Thermal Regulator Kit (incl. spring clip & install tools) (ASME) (Old Heater Design)4	165.5	198.86
	460941	Heat Exchanger Kit - 250 ASME²	CALL	CALL
	474097	Heat Exchanger Kit - 250 ASME³	2941.94	3535.04

Note

¹	For Heaters Manufactured after 1/12/09
³	For ASME Heaters Manufactured After 3/24/09 (Tub Design w/Clamp Ring).
⁴	For ASME Heaters Manufactured Prior to 10/2012 (Old Header Design).
⁵	For ASME Heaters Manufactured After 11/16/13 (New 9-Bolt Tub Design).
Note	Kits include Clamp, O-rings, Insulation, Igniter and Blower Gaskets.
!	CALIFORNIA PROPOSITION 65 WARNING WARNING: Cancer and Reproductive Harm. AVERTISSEMENT: Peut Causer le Cancer et des Dommages au Système Reproducteur. ADVERTENCIA: Cáncer y Daño Reproductivo. www.p65warnings.ca.gov.

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