WATER-SOURCE HEAT PUMPS
JMW-Series
Rev.: February 28, 2023
Installation, Operation, Maintenance
6
Unit Physical Data
Unit Maximum Water Working Pressure
Options Max Working Pressure PSIG [kPa]
Base Unit 300 [2,068]
Motorized Valves 400 [2,758]
Dual isolated compressor mounting
Balanced port expansion valve (TXV)
Insulated Source and Load Water Coils standard
Insulated Refrigerant Circuit standard
Compressor on (green) and fault (red) light
Model JMW036 JMW060 JMW120 JMW170 JMW340
Compressor (qty) Scroll (1) Scroll (2) Scroll (1) Scroll (2)
Factory Charge R410A (lbs) [kg] / Circuit 4.5 [2.04] 5.5 [2.49] 5.5 [2.49] 14.9 [6.75] 14.9 [6.75]
Indoor / Load Water connection sizes FPT (in) 3/4” 1” 1-1/2” 2”
Outdoor / Source Water connection Size FPT (in) 3/4” 1” 1-1/2” 2”
HWG Water In/Out IPT (in) 1/2” N/A
Weight - Operating (lbs) [kg] 348 [158] 360 [163] 726 [329] 790 [358] 1330 [603]
Weight - Shipping (lbs) [kg] 373 [169] 385 [175] 770 [349] 800 [363] 1340 [608]
Water Volume (Source)
Gallons (LIters) 0.96 (3.64) 1.33 (5.04) 2.65 (10.02) 3.50 (13.27) 6.72 (25.44)
Dual isolated compressor mounting
Balanced port expansion valve (TXV)
Compressor on (green) and fault (red) light
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