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Hayward H400FDN User Manual

Hayward H400FDN
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34
5. Service LED ON: ‘BD’ Code
‘BD’ Code
Power down and
check the FC4
fuse
Is fuse blown?
Disconnect P6 and
test for 110 -
125VAC between
pins 3-5.
Proceed to:
Section 4
YES
NO
YES
NO
On P4, verify 110-
125VAC between
4-6 (grey wires)
YES
Is voltage
correct?
Is voltage
correct?
Replace fuse
board:
FDXLFWP1930
NO
Replace
transformer:
IDXL2TRF1930
Verify E10 for 110-
125VAC between
1-3 (white & black)
Is voltage
correct?
YES
NO
Replace
transformer:
IDXL2TRF1930
Replace wire
harness:
FDXLWHA1930

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Hayward H400FDN Specifications

General IconGeneral
TypeNatural Gas
BTU Input400, 000 BTU
Pool TypeIn-ground
Heat ExchangerCupro Nickel
Voltage120V
Efficiency84%
Water Flow Rate40-120 GPM
Inlet/Outlet Size2 in
IgnitionElectronic

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