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Standard Features MegaTherm MT (500-5000)
MODEL
MT-POOL
REVISION
P- PUMP
500-1825
A- 2000-5000
HEAT EXCHANGER
C-GLASS LINED/COPPER
N-GLASS LINES/CU-NI
K-BRONZE/COPPER
S-BRONZE/CU-NI
VERSION
1-8 TUBE
B-10 TUBE
C-18 TUBE
FUEL
N-NATURAL
P-PROPANE
IGNITION
04- SPARK 110V
09- SPARK 24V
(500-1825)
18- SPARK 24V
(2000-5000)
16- STND. PILOT
SIZE MBTU/h
0500 2000
0600 2200
0715 2450
0850 2800
1010 3050
1200 3200
1430 3500
1670 3600
1825 4000
4050
4500
5000
C
FIRING MODE
C-STD. ON/OFF
OPTIONS
XX- STANDARD UNIT
FX- FM CODE
HL- HIGH + LOW GAS SWITCHES
JD- CSD1 + IRI CODE PACKAGE
JX- CSD-1
LC- L.W.C.O. + 100% LOCKOUT
LW-LOW WATER CUT OFF
MX-MINNESOTA CODE
• Manual shut-off valve
• Manual pilot valve
• Pilot gas regulator
• Electronic operating control with
remote thermometer
• Adjustable manual reset safety high
limit
• Pressure relief valve (75 PSI)
• Two temperature gauges
• Terminal strip
• 2 amp fuse
•EM
2
- pump time delay (500-1825)
• Power on/off switch
• Power on light
• Non-combustible base
(500-1825 Outdoor)
• Integral pump (500-1825)
• Water flow switch (500-1825)
• Water pressure switch (2000-5000)
• Integral finned copper tube heat
exchanger. ASME 160 lb. working
pressure, 2-pass configuration
• Glass-lined cast iron headers
• Stainless steel burners
• Built-in integral draft hood
(indoor models)
• 115/24V transformer for 24V
control system
• Redundant safety gas valve
Model Nomenclature
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
*Spark Ignition standard on Natural Gas and Propane models (Ignition 09).
**Available as Model 999 for local jurisdictions that limit input to 1,000,000 BTU/h.
MT
Minnesota Code (MX)
500-850:
• low water cutoff (manual
reset with test button)
• manual firing valve
(2nd shutoff valve)
• 100% lockout
• high gas pressure switch
• additional safety valve
1010-2450:
• low water cutoff (manual
reset with test button)
• manual firing valve
(2nd shutoff valve)
• leak test valve
• 100% lockout
• high & low gas pressure
switches
• solenoid safety valve
• motorized safety with
proof of closure
2800-5000:
• System 4
(see heater pricing)
• low water cutoff (manual
reset with test button)
• manual firing valve
(2nd shutoff valve)
• leak test valve
• 100% lockout
• high & low gas pressure
switches
• motorized safety valve
• motorized safety with
proof of closure
Kentucky Code (KC) (STD)
• 200° F (max.) automatic
reset high limit
• 200° F (max.) manual
reset high limit
LOCATION
I-INDOOR
E-OUTDOOR
Outdoor Units
Standard Sys. 4 Ship
Size Unit * for FM & Weight
Sys. 9/16/18 Minnesota lbs.
500 7,693 N/A 855
600 7,900 N/A 949
715 8,153 N/A 1050
850 8,468 N/A 1100
1010** 9,170 N/A 1240
1,200 9,594 N/A 1410
1,430 9,990 N/A 1570
1,670 10,177 N/A 1622
1,825 10,976 N/A 1725
2,200 15,521 18,307 2320
2,800 17,590 20,324 2500
3,200 19,828 22,819 2840
3,600 20,820 23,677 3175
4,000 22,239 26,003 3940
4,500 23,252 27,750 3790
CODE OPTIONS INCLUDE:
CSD - 1 Code (JX)
500-2450:
• low water cutoff
(man. reset w/test button)
• manual firing valve (2nd shutoff valve)
• leak test valve
• 100% lockout
2800-5000:
• low water cutoff
(man. reset w/test button)
• manual firing valve (2nd shutoff valve)
• multiple leak test valves
• 100% lockout
• high & low gas pressure switches
CSD-1 + IRI Code Package (JD)
500-2450
• low water cutoff
(man. reset w/test button
• manual firing valve (2nd shutoff valve)
• leak test valve
• 100% lockout
• normally open vent valve
2800-5000:
• low water cutoff
(man. reset w/test button
• manual firing valve (2nd shutoff valve)
• multiple leak test valves
• 100% lockout
• high + low gas pressure switches
• normally open vent valve
FM Code (FX)
500-2450:
• add CSD-1
2800-5000:
• System 4
(see heater pricing)
• low water cutoff (manual
reset with test button)
• manual firing valve
(2nd shutoff valve)
• multiple leak test valves
• 100% lockout
• high & low gas pressure
switches
• normally open vent valve
• morotized safety valve
California Code (LC)
• order low water cutoff +
100% lockout
Indoor Units
STANDARD SYS 4 SHIP
SIZE UNIT* FOR FM & WT
SYS 9/16/18 MINNESOTA lbs.
500 6,622 N/A 808
600 6,888 N/A 819
715 7,061 N/A 873
850 7,505 N/A 945
1010** 7,926 N/A 1041
1,200 8,325 N/A 1199
1,430 8,694 N/A 1280
1,670 9,417 N/A 1445
1,825 9,772 N/A 1570
2,000 13,273 17,055 1950
2,450 14,013 17,993 2100
3050 16,053 19,930 2250
3500 17,858 21,570 2510
4050 19,291 22,361 2750
4500 20,841 26,130 2900
5000 21,832 27,084 3200