SECTION 4
POTTERTON COMMERCIAL PRODUCTS DIVISION
INSTALLATION, OPERATION & MAINTENANCE MANUAL
PAGE 18
NXR3
INSTRUMENT PANEL
Fig. 14 - Control Panel Configuration
Fig. 15 - Control Panel Operation
The CE 100 module provides the following functions
-
Operation at 1
st
Stage
-
Detection of boiler overheat, ionisation probe fault
-
Ability to restrict max boiler temperature using jumper at back of module
-
Indication of the operation mode of the boiler
-
Operation of 2
nd
Stage operation
Pump Switch (Not Used)
Pump Indicator
Light
Boiler Temperature
Control Thermostat
Green Indicator Light
Showing 1
st
Stage Run
(If light flashes indication of
overheat fault)
2
nd
Stage Thermostat
2
nd
Stage
Indicator Light
CE 100
1
2
3
4
6
5
7
8
9
10
11
12
13
14
15
16
1
Control thermostat
9
2
nd
stage time delay
2
1
st
Stage indication light
10
1
st
stage hours run meter
3
Boiler thermometer
11
2
nd
stage indication
4
Overheat thermostat
12
On/off switch
5
Reset button
13
6.3 amp fuse
6
Overheat indicator
14
Over-ride button for safety checks
7
Lockout indicator
15
Over-ride thermostat
8
Flue gas thermometer
16
Mains supply indicator
NXR3/4 Control Panel