All installations and services must be performed by qualified service personnel.

 

 

TABLE OF CONTENTS

 

 

SECTION

BEGINNING PAGE

I.

SAFETY SECTION

1

II.

GENERAL INSTRUCTIONS AND CLEARANCES

7

III.

FURNACE SPECIFICATIONS

9

IV.

INSTALLATION

11

 

A. ROOF JACK

11

 

B. STANDARD CHIMNEY

11

 

C. FURNACE LOCATION

11

 

D. BASE INSTALLATION

13

 

1.

Combustible Floor Base Model: 70-BASE

13

 

2.

Cottage Base Model: OMCCOT-BASE

14

 

E. ALCOVE INSTALLATION

16

 

F. CLOSET INSTALLATION

16

 

G. COMBUSTION AIR

17

 

H. FUEL PIPING

20

 

1.

General Gas Piping

20

 

2.

Oil Tank and Piping

21

 

J. ELECTRICAL WIRING

23

 

1.

Electrical Branch Supply Circuit

24

 

2.

Connection of Power Supply Wires

24

 

3.

Connection of Thermostat Wires

24

 

4.

Blower Controller Information for PSC Motor

25

 

5.

Wiring Diagram

29

 

K. BURNER INSTALLATION

30

 

L. BURNER OPERATION AND ADJUSTMENT

31

 

M. FLUE GAS COMBUSTION ANALYSIS

33

V.

DEALER MAINTENANCE

34

 

A. TROUBLESHOOTING

35

 

B. CAD CELL CHECKOUT PROCEDURE

40

 

C. HEAT EXCHANGER CLEANING INSTRUCTIONS

40

 

D. CLEANING OR REPLACING FLUE PIPES

42

 

E. EXTENDED SHUTDOWN AND RESTART

42

VI.

USERS INFORMATION SECTION

43

 

A. WARNINGS & CAUTIONS

43

 

B. COMPONENT LOCATIONS

44

 

C. INSPECTION AREAS

44

 

D. FILTER LOCATION AND CLEANING

45

 

E. CONTACT INFORMATION

45

APPENDIX A - REPLACEMENT PARTS LIST

46

WARRANTY

48

6

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Thermo Products omd-70 service manual Table Of Contents, Section, Beginning Page