
3
XIV. Startup Procedure & Adjustment ............................................................................................................................. 28
H
EAT
A
NTICIPATOR
S
ETTING
.............................................................................................................................. 28
D
RAIN
T
RAP
P
RIMING
....................................................................................................................................... 28
F
URNACE
OPERATION
........................................................................................................................................ 28
G
AS
S
UPPLY
P
RESSURE
M
EASUREMENT
............................................................................................................. 28
G
AS
M
ANIFOLD
P
RESSURE
M
EASUREMENT
AND
A
DJUSTMENT
................................................................................. 29
G
AS
I
NPUT
R
ATE
M
EASUREMENT
(N
ATURAL
G
AS
O
NLY
) ....................................................................................... 29
T
EMPERATURE
R
ISE
......................................................................................................................................... 30
C
IRCULATOR
B
LOWER
S
PEEDS
.......................................................................................................................... 30
B
LOWER
H
EAT
O
FF
D
ELAY
T
IMINGS
................................................................................................................... 32
XV. Normal Sequence of Operation ................................................................................................................................. 32
P
OWER
U
P
..................................................................................................................................................... 32
H
EATING
M
ODE
............................................................................................................................................... 32
C
OOLING
M
ODE
.............................................................................................................................................. 32
F
AN
O
NLY
M
ODE
............................................................................................................................................. 33
XVI. Operational Checks .................................................................................................................................................. 33
B
URNER
F
LAME
............................................................................................................................................... 33
XVII. Safety Circuit Description ....................................................................................................................................... 33
G
ENERAL
....................................................................................................................................................... 33
I
NTEGRATED
C
ONTROL
M
ODULE
......................................................................................................................... 33
P
RIMARY
L
IMIT
................................................................................................................................................ 33
A
UXILIARY
L
IMIT
.............................................................................................................................................. 33
R
OLLOUT
L
IMIT
............................................................................................................................................... 33
P
RESSURE
S
WITCHES
....................................................................................................................................... 33
F
LAME
S
ENSOR
............................................................................................................................................... 33
XVIII. Troubleshooting ...................................................................................................................................................... 33
E
LECTROSTATIC
D
ISCHARGE
(ESD) P
RECAUTIONS
............................................................................................... 33
D
IAGNOSTIC
C
HART
......................................................................................................................................... 34
R
ESETTING
F
ROM
L
OCKOUT
.............................................................................................................................. 34
XIX. Maintenance .............................................................................................................................................................. 34
A
NNUAL
INSPECTION
......................................................................................................................................... 34
F
ILTERS
.......................................................................................................................................................... 34
B
URNERS
....................................................................................................................................................... 34
I
NDUCED
D
RAFT
AND
C
IRCULATOR
B
LOWERS
....................................................................................................... 34
C
ONDENSATE
T
RAP
AND
D
RAIN
S
YSTEM
(Q
UALIFIED
S
ERVICER
O
NLY
) ..................................................................... 35
F
LAME
S
ENSOR
(Q
UALIFIED
S
ERVICER
O
NLY
) ...................................................................................................... 35
F
LUE
P
ASSAGES
(Q
UALIFIED
S
ERVICER
O
NLY
) ..................................................................................................... 35
XX. Internal Filter Removal .............................................................................................................................................. 35
XXI. Before Leaving an Installation ................................................................................................................................. 35
XXII. Repair & Replacement Parts ................................................................................................................................... 35
Table of Contents
APPENDIX
Troubleshooting Chart ..................................................................................................................................................... 37
Wiring Diagram ................................................................................................................................................................. 39
Содержание GCV9 Series
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