Aerco MODULEX EXT 321 User Manual

MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
Page 100 of 146 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0087_0F
07/13/15 Phone: 800-526-0288 GF-143
Table 5-2: SERVICE Menu
LEVEL DESCRIPTION
TEST RELAYS
RELAY TEST 00
No relay
RELAY TEST 01
A1: Pump heating circuit 1
RELAY TEST 02
A2: Pump heating circuit 2
RELAY TEST 03
A3: Hot water charging pump
RELAY TEST 04
A4: Mixer OPEN heating circuit 2
RELAY TEST 05
A5: Mixer CLOSED heating circuit 2
RELAY TEST 06
A6: Heat Source 1 ON
RELAY TEST 07
A7: Heat Source 2 ON [2 stage: HS 1+2 (after 10s) ON]
RELAY TEST 08
A8: Mixer OPEN heating circuit 1 / Multifunction 1
RELAY TEST 09
A9: Mixer CLOSED heating circuit 1 / Multifunction 2
RELAY TEST 10
A10: Multifunction 3
RELAY TEST 11
A11: Collector pump / Multifunction 4
SENSOR TEST
F1
Lower buffer storage temperature
F2
Middle buffer storage temperature or room temperature heating circuit 1
F3
Upper buffer storage temperature
F5
Flow temperature heating circuit 2
F6
Upper hot water temperature
F8
Boiler/Header temperature
F9
Outside temperature
F11
Flow temperature heating circuit 1 or temperature multifunction 1
F12
Hot water temperature lower or temperature multifunction 2
F13 Solid fuel boiler temperature or collector 2 or temperature multifunction 3
F14
Collector 1 temperature or temperature multifunction 4
F15
Room temperature heating circuit 2 or measured value of the sensor or
voltage value 0-10V input
OTHER PARAMETERS
SW NO XXX-XX
Software number with index
CASCADE MANU
Manual control of each module
BURNER TIME (1÷8)
Burner time for all stages
BURNER START (1÷8)
Burner start for all stages
LIMITER TEST (1÷8)
Safety temperature limiter test: press and hold button
SERVICE
Date/Hour setting for service purposes
RESET USER 00
Do not use
RESET EXPERT 00
Do not use
RESET T-PRG 00
Do not use
RETURN

Aerco MODULEX EXT 321 Specifications

General

Brand	Aerco
Model	MODULEX EXT 321
Category	Boiler
Language	English