W415-1007 / A
/ 07.18.12
2
TABLE OF CONTENTS
1.0
SAFETY SYMBOLS
AND WARNINGS
2
2.0 SAFETY ISSUES
3
2.1
GENERAL SAFETY
RULES
5
3.0
FURNACE OPERATION INFORMA
TION
6
4.0
ROUTINE MAINTENANCE BY HOMEOWNER
7
4.1 AIR
FILTER
7
4.2 LUBRICATION
7
4.3 ROUTINE
EXAMINATION
8
4.4 FURNACE
APPEARANCE
8
4.5 CLEANING
8
4.6
SEQUENCE OF OPERATION - ECM X13
AND PSC
10
4.7 VARIA
TIONS
10
5.0 HOMEOWNER’S
REFERENCE
11
IMPORTANT
:
Read these instructions thoroughly before attempting to operate this furnace.
DO NOT DESTROY THIS MANUAL
Please read carefully and keep in a safe place for future reference by a service technician.