John Wood Takagi - 320H-520H - Manual (Page 36)

36
Item # Part # Description
432 EKN34 Hi-limit switch
433 EKK2T Output thermistor
434 EKH30 Fastener “4-11"
435 EKJ02 Water outlet
436 EZN17 O-ring JASO# 1017 FKM
437 EZM14 O-ring P14 FKM
438 EKH6H Drain tube
440 EKH4H
Secondary heat exchanger plate
gasket A
441 EKH4J
Secondary heat exchanger plate
gasket B
442 EKH6G Hi-limit switch for exhaust
443 EKK24 Fastener “14-22"
444 EX13H Thermistor fixing plate
445 EKH5N Secondary heat exchanger plate
446 EKH6X Secondary heat exchanger
447 EKH66 Drain pipe
448 EKH78
Secondary heat exchanger inlet
pipe
449 EX13L Exhaust thermistor gasket
450 EX12K Fastener “6-15"
451 EKH1Y Band B
452 EX13B Header
453 EX13P Flat heater
454 EX13R 3 array heater
455 EZM12 O-ring P12 FKM
457 EZM03 O-ring P3 EPDM
458 EX13A
Secondary heat exchanger drain
plug
459 EX13J Exhaust port
460 EKH65 Exhaust chamber assembly
461 EKH62 Secondary heat exchanger plate
462 EKH38 Heater fixing plate 20
463 EK031 Heater fixing plate 16
701 EKH4E 520H PCB
702 EM296 Transformer
703 EKJ66 Junction box inner plate
704 EKH79
Freeze protection and EH-IG wire
for 520H
705 EKH6V Gas valve wire
706 EKH6E Exhaust thermistor assembly
707 EKH6J Thermistors wire
708 EKK12 Proportional gas valve wire
709 EKH6F Pump and multi-cable
710 EKH69 Flame rod wire
711 EKH6D Switch wire
712 EKH71 PCB fixing plate
Item # Part # Description
713 EKK3C AC120V wire
714 EKH6C
AC120V Transformer-connecting
wire
715 EKH67 Surge box
716 EKK4V AC120V power ON-OFF switch
717 EKH68 PCB cover
718 EC00X Nylon clamp
720 EKH6A Exhaust fan motor wire
721 EKH6B Exhaust thermistor wire