Heat Controller MGD-B Series, Руководство пользователя

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Heat Controller, Inc.
MGD-B SERIES GAS FURNACE
Owner’s Manual
PRE-TROUB
LESHOOTING CHECK LI
ST
YOU MUST HAVE THE FOLLOWI
NG TOOLS TO PREFORM THE
TROUBLESHOOTING
DESCRIBED
B
ELOW
:
1 - VOLT, AMP, OHM METER VOLTAGE RANGE 0 - 300 VOLTS VI
SE
GRI
P PLI
ERS
CURRENT RANGE 0.0 AMPS TO 1 MI
CROAMPS (
0.000001
AMPS)
. IF Y
OU CURRENT METER DOES NOT
HAVE A MI
CROAMP
(µa) READING;
mA.
YOU CAN USE THE MI
LLI
AMP
(mA)
PROVIDING
THE SCALE READS
0.000
G18D SERIES CONTROL
BOARD
TROUBLE SHOOTING GUIDE
8
G
1
8
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ct
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, T
X
7
61
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(0
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(0
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4
.
4
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E
IS
A
B
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KE
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RE
T
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T
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GAS
VAL
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R
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F
TH
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LV
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RE
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A
S
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SE
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M
(
Ω
)
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D
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H
WI
RE
T
O
T
H
E
GAS
VA
LV
E
IS
D
EFE
CT
IV
E AN
D REPLACE THE WIRES.
RE
M
O
VE
T
H
E
9
PI
N
P
LU
G
FR
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M
T
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CO
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RD
A
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M
(
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TH
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TH
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BR
O
WN
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RE
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FR
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M
T
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PI
N
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9
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TO
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LV
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(
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S
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; T
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M
S
(
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EN
GO
TO
ST
EP
5
.
5
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N
TR
O
L
BO
AR
D
IS
D
EFE
CT
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SE
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M
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RO
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P
M
ET
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T
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RE
T
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RR
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IN
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T
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IN
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M
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ST
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BE
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EN
1
.0
M
IC
RO
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M
P
(0
.0
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00
1
AM
P)
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N
D
3
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M
IC
RO
AM
PS
(0
.0
00
00
37
A
M
PS)
WI
TH
T
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BU
RN
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FLA
M
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PR
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T
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T
TH
E
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N
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R.
IF
TH
E
BU
RN
ER
FLA
M
E
SE
N
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CU
RR
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A
D
IN
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IS
BE
TWE
EN
1
.0
-
3.
7
M
IC
RO
A
M
PS
(0
.0
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1
- 0
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00
00
37
A
M
PS)
A
N
D
T
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E
BU
RN
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W
ILL
N
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T
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T
TH
EN
R
EP
LA
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T
H
E
CO
N
TR
O
L
BO
A
RD
O
N
LY
IF
TH
E
CH
EC
KS
IN
ST
EP
S
1,
2,
3,
A
N
D
4
H
A
VE
B
EE
N
P
RE
FO
RM
ED
.
MGD-B SERIES CONTROL
BOARD
6