AERCO C-More Controls - Manual (Page 40)

C-MORE CONTROL PANEL OPERATION
6.3.5
Keypad Test
The Keypad Test checks the status of the eight
keypad keys on the front panel. The test is
initiated as follows:
1. Press the ▲ or ▼ arrow key until Keypad
Test Off is displayed.
2. Press the CHANGE key. Keypad Test will
begin to flash.
3. Press each of the keys in the following
sequence and verify that the name of each
key appears in the panel display:
(a) AUTO/MAN (Manual is displayed).
(b) MENU
(c) ▲ (Up is displayed)
(d) ▼ (Down is displayed)
(e) CHANGE
(f) ENTER
(g) CLEAR
4. Press the BACK key to exit the Keypad Test.
6.3.3 Relay Test
The Relay Test allows the user to switch relays
ON or OFF. The relays which are tested are:
Igniter, Blower, Pump, Aux and Fault relays.
The Aux and Fault relays are located in the I/O
Box on the left side of the unit. Removing the
cover on the I/O Box will permit the ON/OFF
status of these relays to be observed. The
remaining relays are located in the C-More
Control Panel. A “click” can be heard as each
relay is turned ON and OFF.
1. Press the ▲ or ▼ arrow key until Relay Test
Off is displayed.
2. Press the CHANGE key. Relay Test will
begin to flash.
3. Press the ▲ arrow key. Fault OFF will be
displayed.
4. To switch relay to ON, press ENTER. Fault
ON will be displayed. Press ENTER again to
toggle relay back to OFF. The ON/OFF
status of this relay can be observed with the
I/O Box cover removed.
5. To change the ON/OFF status of the
remaining relays, repeat steps 3 and 4. The
display will show the relays in the following
order:
(a) Aux
(b) Pump
(c) Blower
(d) Igniter
6. Pressing the ▼ arrow key will display the
previous relay.
7. Press the BACK key to exit the Relay Test.
6.3.4 Switch Test
The Switch Test allows the user to observe the
ON/OFF status of all control system switches in
“Real Time”. However, the displayed status can
not be changed. This test is useful in
determining that all required switches in the
“Start String” on in the required positions to
permit system startup.
1. Press the ▲ or ▼ arrow key until Switch Test
Off is displayed.
2. Press the CHANGE key. Switch Test will
begin to flash.
3. Press the ▲ arrow key. Exhaust sw will be
displayed along with the present ON/OFF
switch status.
4. To check the status of the remaining
switches, continue to press the ▲ arrow key.
The switch status will be displayed in the
following order:
(a) SSOV sw
(b) Blower Proof sw
(c) Ignition sw
(d) Over Temp sw
(e) Low Gas Pres
(f) Hi Gas Pres
(g) Water Lev sw
(h) Rem Int sw
(i) Front Pnl sw
(j) Delayed Int
(k) Purge sw
5. Press the BACK key to exit the Switch Test.
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