EngA DJM3 User Manual

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USER OPERATION
MANUAL
FOR
DJM3
INDIRECT FIRED HEATING CONTROLLER
UNIT MODEL NO. _________________
UNIT SERIAL NO. _________________
SERVICED BY: ___________________
TEL. NO: ________________________
CANADIAN
HEAD OFFICE
AND FACTORY
USA
HEAD OFFICE
AND FACTORY
CANADIAN
EASTERN FACTORY
1401 HASTINGS CRES.
SE
CALGARY, ALBERTA
T2G 4C8
Ph: (403) 287-2590
Fax: 888-364-2727
32050 W. 83
r
d
STREET
DESOTO, KANSAS
66018
Ph: (913) 583-3181
Fax: (913) 583-1406
1175 TWINNEY DRIVE
NEWMARKET,
ONTARIO
L3Y 5V7
Ph: (905) 898-1114
Fax: (905) 898-7244
SALES OFFICES ACROSS CANADA AND USA
Retain instructions with unit and maintain in a legible condition.
Please give model number and serial number when contacting
factory for information and/or parts.


EngA DJM3 Specifications

General

Brand	EngA
Model	DJM3
Category	Controller
Language	English

Summary

DIP SWITCHES

ADJUSTMENT POTS

TEMPERATURE CONTROL

CALCULATED SETPOINT (SPC)

PRE-PURGE PROBLEM

MULTIMETER TEST POINTS

MODULATING ROOM RESET

BMS RESET

MAKE/BREAK RESET AND OVERRIDE

"OR" AND "V" OVERRIDE (DAY OPERATION)

"X" AND "Z" OVERRIDE (DAY/NIGHT OPERATION)

LOW LIMIT

RESETTING LOW LIMIT

Provides instructions on how to reset the low limit condition by cycling power or interrupting specific terminals.

SERVICE

SERVICE MODE

Explains how to activate service mode for direct burner firing rate control and set-up checks.

BURNER SET UP

Details setting up the burner via service pot, low fire pot, and curve matching pot for optimal performance.

HIGH FIRE SET UP

LOW FIRE SET UP

CURVE MATCHING PROCEDURE

PILOT SET UP (STANDARD BURNERS)

CALIBRATION

DISCHARGE SENSOR

Step-by-step guide to measuring and calibrating the discharge air temperature sensor using a multimeter.

DISCHARGE SETPOINT CALIBRATION

Instructions for calibrating the discharge setpoint based on control method (TE 6100/Dial) using specific test points.

ROOM SENSOR CALIBRATION

Procedure for accurately measuring and calibrating the room or return air sensor using a multimeter and room setpoint dial.

BMS SIGNAL CALIBRATION