Powrmatic HEM-SL Series User Manual

page no. 26 of 48
HEMNVx & HEMSL Range Users, Installation & Servicing Instructions Doc Ref M103 issue 3.1 Feb 2018.
HEM Single Burner Unit (with HIGH/LOW Burner)
COM
NO
NC
LLL
L
E
E E E
N N
N
N
1 1
3 3
5 5
6 6
11 11
12 12
15 15
16 16
C NO NC
23 1
LIVE
NEUTRAL
EARTH
B
r
0
.
5
Or 0.5
B
l
u
0
.
5
B
l
u
0
.
5
B
l
u
0
.
5
Yel 0.5 Wh 0.5
Br 0.5
B
r
0
.5
B
lu
0
.5
W
h
0
.
5
B
l
k
0
.
5
O
r
0
.5
B
lu
0
.
5
B
r
0
.5
B
r
0
.
5
Br 0.5
A
Yel 0.5
B
C
D
EF
G
H
I
B
lu
0
.
5
J
K
L
M
COMPONENT LIST Powrmatic part # Q. Hi-Lo Gas Valve Head
Model Specic
142403611 143100661
146522174
Model specic Model specic
143000816 143000526 143070274 143100603 143100563
Model specic
142423003
1 4 2466402
A. Ignition Sequence Controller B. GTLHR309 Limit Stat C. Neon Indicator D. Air Pressure Switch LGW3 A2 E. Main Gas Valve F. Exhaust / Combustion Fan G. 230v Relay H. Fuse Holder 3.15A I. Internal Lockout Reset Button J. Hylec Terminal Block 3 Way K. Terminal Block L. Ignition Electrode M. Rectication Probe N. O. P.
Heat Demand 230V Input
Heat Hi Demand 230V Input
Lockout 1 Indicator 230v Output
Lockout 1 Reset - Neutral Switch
Br 0.5 Blu 0.5 Blu 0.5
Br 0.5
Wiring Legend
NOTES
Connections made by Control board Assembler Connections made by Final Assembler Connections made by Installer
Q
Br 0.5
Mains Input: 230v 50Hz 1ph Supply. For input power refer to Installation instructions. Warning: High voltages present at the ignition
electrode when the unit attemps to light.
7 8
Note: When the valve is de-energized the
heater operates in low re.
External Controls
Connections
B
l
u
0
.5
Y
e
l
0
.
5
9 9
10 10
Main Fan Proving Pressure Switch
(Supplied by Others)
COM
NO
NC
G
Blu 0.5
Br 0.5
Or 0.5
B B
l l
u u
0 0
. .
5 5
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
6
1
7
1
8
1
9
1
3
1
4
1
5
J
5
/ C
O
N
6
J
T
2
J
6
/
C
O
N
5
J
T
1
1
1
1
Gr/Yel 0.5
Br 0.5

Powrmatic HEM-SL Series Specifications

General

Brand	Powrmatic
Model	HEM-SL Series
Category	Control Unit
Language	English