HTP MC120 - Manual (Page 6)

6
LP-171 Rev. 4.10.14
F. CHECK FOR GAS LEAKS ........................................................................................................................................................ 60
G. CHECK THERMOSTAT CIRCUIT(S) ....................................................................................................................................... 60
H. CONDENSATE REMOVAL ...................................................................................................................................................... 60
I. FINAL CHECKS BEFORE STARTING HEATER ....................................................................................................................... 60
PART 12 – START-UP PROCEDURE ....................................................................................................................................... 61
A. OPERATING INSTRUCTIONS ................................................................................................................................................. 61
B. ADJUSTING THE SET POINT .................................................................................................................................................. 61
C. STATUS MENU ........................................................................................................................................................................ 62
D. TEST MODE ............................................................................................................................................................................. 62
PART 13 – START-UP PROCEDURES WITH VISION 1 OPTION ........................................................................................... 62
A. PROGRAMMING THE VISION I OPTION ................................................................................................................................ 63
B. VISION 1 PROGRAM ACCESS ................................................................................................................................................ 63
C. VISION 1 PROGRAM NAVIGATION ........................................................................................................................................ 63
PART 14 – TROUBLESHOOTING ............................................................................................................................................ 65
A. ERROR CODE .......................................................................................................................................................................... 65
B. HEATER ERROR...................................................................................................................................................................... 65
C. HEATER FAULT ....................................................................................................................................................................... 65
PART 15 – MAINTENANCE ...................................................................................................................................................... 67
A. MAINTENANCE PROCEDURES .............................................................................................................................................. 67
B. MAINTENANCE SCHEDULE FOR THE SERVICE TECHNICIAN ........................................................................................... 68
C. COMBUSTION CHAMBER COIL CLEANING INSTRUCTIONS .............................................................................................. 68
D. MAINTENANCE SCHEDULE FOR THE OWNER .................................................................................................................... 69
HEATER START-UP REPORT .................................................................................................................................................. 74
MAINTENANCE REPORT ......................................................................................................................................................... 74
MAINTENANCE NOTES ........................................................................................................................................................................................ 78
HTP CUSTOMER INSTALLATION RECORD FORM ............................................................................................................................................. 79
PART 1 – GENERAL SAFETY INFORMATION
A. PRECAUTIONS
This heater is for indoor installations only. Clearance to combustible materials: 0” top, bottom, sides and back. Front must have room
for service, 24” recommended. (A combustible door or removable panel is acceptable front clearance.) This heater has been approved
for closet installation. This heater is designed to be wall mounted. Do not install on the floor. Category IV vent systems only.
INSTALLER – Read all instructions in this manual before installing. Perform steps in the order given.
USER – This manual is for use only by a qualified heating installer/service technician. Refer to user’s information manual for your
reference. Have this heater serviced/inspected by a qualified service technician annually.
FAILURE TO ADHERE TO THE GUIDELINES ON THIS PAGE AND HAVE THIS HEATER SERVICED/INSPECTED ANNUALLY
CAN RESULT IN SUBSTANTIAL PROPERTY DAMAGE, SEVERE PERSONAL INJURY, OR DEATH.
NOTE: When inquiring about service or troubleshooting, reference the model and serial numbers from the heater rating label.