Table of Contents
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Item #
Description
474
X3™ Inlet pipe
475
X3™ Outlet pipe
476
X3™ pipe joint
477
X3™ Manifold assembly
701
Computer board
702
Rubber grommet
703
Surge box
704
120 VAC wire for Indoor model
120 VAC wire for Outdoor model
706
120 VAC Power ON-OFF switch
707
Remote controller wire
708
Gas valve wire
709
Flame rod wire
711
Igniter assembly
713
Switch wire with thermostat for Indoor model
Switch wire with thermostat for Outdoor model
714
Proportional gas valve wire
715
24V cables for 540HX3 model
716
Computer board cover
717
Cable clamp for Indoor model
718
Exhaust thermistor for Indoor model
719
Remote fixing plate
721
Exhaust Hi-limit switch wire for Indoor
Drain plug wire
722
Temperature controller for Indoor model
723
Fixing plate
724
Temperature remote controller
725
X3™ Cartridge
240HX3
100342802
100074649
N/A
62
Page
Owner's Guide
Parts list
Model
340HX3
540HX3
100342439
100342440
100342441
100314460
100342801
100342430
100076470
100076100
100074601
100074697
100074326
100074650
100074651
100074652
100074640
100342431
100342432
100074657
100074658
100074375
N/A
100074316
100074644
100342433
100342434
100074660
100074661
100209924
100314491
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