Pentair 472645 manual MegaTherm Model MT, Sizes 500,000 1,825,000 BTU/h, GAS System, Burner Trays

MegaTherm Model MT

Old style AP before April 1999, New style after April 1999

Sizes 500,000 - 1,825,000 BTU/h

Part No.	Description	Model Size		Part No.	Description	Model Size
GAS SYSTEM				L0032800	Orifice, LP Gas, 4001-8000 ft	both
BURNER TRAYS				L0032700	Orifice, LP Gas, 8001-10000 ft ....	both
See listing in MegaTherm HH, PH, VW, PW and IW for common components.				V0004200	Gas Valve, Manual, 1", Nat
10525901	Gas Manifold Weldment				LP 1010-1200	both ..	500-715
	(single inlet)	both ..	500	V0004300	Gas Valve, Manual, 1-1/4", Nat
10525902	Gas Manifold Weldment				LP 1430-1825	both ..	850-1825
	(single inlet)	both ..	600	V0004800	Gas Valve, Manual, 3/4", LP	both ..	500-850
10525903	Gas Manifold Weldment			RV0046600	Valve Gas Auto 1x1 Nat/LP 24V ..	both ..	500-850
	(single inlet)	both ..	715	RV0046700	Gas Valve, Safety, 1-1/4", On/Off
10525904	Gas Manifold Weldment				& 2-Stage, Nat	both ..	1010-1670
	(single inlet)	both ..	850	V0046800	Gas Valve, Safety, 1-1/2" On/Off
10525905	Gas Manifold Weldment				& 2-Stage, Nat	both ..	1825
	(single inlet)	both ..	1010	V0047600	Gas Valve Combo, 1x1 Nat 24V
10525906	Gas Manifold Weldment			RV0051200	Valve Gas Combo 1" 24V Nat
	(single inlet)	both ..	1200		On/Off & 2-Stage	both ..	500-850
10525907	Gas Manifold Weldment			RV0051300	Valve Gas Combo 1-1/4" 24V Nat
	(single inlet)	both ..	1430		On/Off & 2-Stage	both ..	1010-1430
10525908	Gas Manifold Weldment			V0051400	Gas Valve, Combination/Operating
	(single inlet)	both ..	1670		1-1/2", On/Off & 2-Stage, Nat	both ..	1670-1825
10525909	Gas Manifold Weldment			V0059600	Gas Valve, Combination/Operating
	(single inlet)	both ..	1825		3/4", used on 4-Stage, Nat	both ..	500-715
RL0052300 Burner, Main 10 Pack		both		V0054800	Gas Valve, Combination/Operating
10529501	Pilot Bracket/Burner Weldment				1", On/Off & 2-Stage, LP	both ..	500-1200
	(Johnson)	old		V0054900	Gas Valve, Combination/Operating
10529502	Pilot Bracket/Burner Weldment				1-1/4", On/Off & 2-Stage, LP	both ..	1430-1825
	(Honeywell)	both		V0070800	Gas Valve, Combination/Operating
R10529300	Pilot Burner IID, Nat 500-1825				3/4", used on 4-Stage, LP	both ..	500-850
	Honeywell, 4-Stage	both		W0002100	Pilot Gas Valve, Manual, Nat/LP ..	both ..	all
R20039600	Pilot Burner Assy IID LP			W0019300	Pilot Valve, Solenoid, Nat/LP	both ..	all
	Honeywell, 4-Stage	both		W0002000	Pilot Regulator, Nat	both ..	all
10547002	Complete Pilot Assy			W2000200	Pilot Regulator, LP	both ..	all
	Standing Pilot, LP	both
10547001	Complete Pilot Assy			Manifold cover plate assembliles, anti rotation brackets and tie down
	Standing Pilot, Nat	both		brackets - see listing for MegaTherm HH, PH, VW, PW and IW for common
W0035800	Pilot Burner (Honeywell)			components.
	Standing Pilot, Nat	both
W0034400	Pilot Burner (Honeywell)			ELECTRICAL COMPONENTS
	Standing Pilot, LP	both		RE0100900	Controller, Ignition Module
RW0034300 Pilot Burner (Honeywell) Spark Ignition					(used prior to April 1999)	both
	Nat	both		RE2033900	Ignition Control (used prior to April 1999)
W2001500 Pilot Burner (Honeywell) Spark Ignition				E2305400	Ignition Control, UT 100% Lockout
	LP	both			After 1 Retry
RW0034500 Pilot Burner Nat Spark Johnson ...		both		E2305500	Ignition Control, UT, Continuous Retry
W0034600	Pilot Burner (Johnson) Standing			R0021300	Transformer, 40VA, 115/24V Kit ..	both
	Pilot LP	both		E2103900	High Limit, Manual Reset Switch . new
W0036500	Thermocouple (Standing Pilot)	both		E2103800	Water Temp Control 60-105°F	new
10418815	Pilot Sensor Lead Assy - Std Pilot/			E2103600	Water Temp Sensor	new
	Nat gas	both		RE2218701	Pressure Switch, Water
10418816	Pilot Sensor Lead Assy - Std Pilot/LP			RE0066200	Switch, Dual Aquastat	old
	Spark Ign / LP & Nat	both		E0109200	Toggle Switch, 3-Position	both
R10418814	Pilot Ignition Lead Assy - Spark Ign			E0086800	Toggle Switch	both
L0050700	Orifice, Nat Gas, 0-2000 ft	both		10449518	Hi Tension Lead (orange/red wire
L0032600	Orifice, Nat Gas, 2001-5000 ft	both			from ignition ctrl to pilot lead)	both ..	500-600
L0050200	Orifice, Nat Gas, 5001-6000 ft	both		10449519	Hi Tension Lead (orange/red wire
L0050300	Orifice, Nat Gas, 6001-7000 ft	both			from ignition ctrl to pilot lead)	both ..	715-850
L0050400	Orifice, Nat Gas, 7001-10000 ft ...	both		10449520	Hi Tension Lead (orange/red wire
L0032900	Orifice, LP Gas, 0-4000 ft	both			from ignition ctrl to pilot lead)	both ..	1010-1430

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