HTP Mod Con 300 HL User Manual

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F. THERMOSTAT .................................................................................................................................... 48
G. OUTDOOR SENSOR ......................................................................................................................... 49
H. INDIRECT SENSOR ........................................................................................................................... 49
I. OPTIONAL 0-10 VOLT BUILDING CONTROL SIGNAL ...................................................................... 49
J. OPTIONAL HIGH GAS PRESSURE SWITCH .................................................................................... 49
K. OPTIONAL LOW GAS PRESSURE SWITCH .................................................................................... 50
L. OPTIONAL FLOW SWITCH ................................................................................................................ 50
M. OPTIONAL UL353 LOW WATER CUTOFF INTERFACE KIT ........................................................... 50
N. WIRING OF THE CASCADE SYSTEM COMMUNICATION BUS ..................................................... 51
O. CASCADE MASTER PUMP AND SENSOR WIRING ....................................................................... 52
P. CASCADE FOLLOWER PUMP AND SENSOR WIRING ................................................................... 53
PART 8 – START-UP PREPARATION ...................................................................................................... 56
A. CHECK / CONTROL WATER CHEMISTRY ....................................................................................... 56
B. FREEZE PROTECTION (WHEN USED) ............................................................................................ 56
C. FILL AND TEST WATER SYSTEM .................................................................................................... 57
D. PURGE AIR FROM WATER SYSTEM ............................................................................................... 57
E. CHECK FOR GAS LEAKS .................................................................................................................. 58
F. CHECK THERMOSTAT CIRCUIT(S) ................................................................................................. 58
G. CONDENSATE REMOVAL ................................................................................................................ 58
H. FINAL CHECKS BEFORE STARTING BOILER ................................................................................ 59
I. CASCADE SYSTEM ............................................................................................................................ 59
PART 9 – START-UP PROCEDURE ......................................................................................................... 60
A. OPERATING INSTRUCTIONS ........................................................................................................... 61
B. ADJUSTING THE SET POINT ........................................................................................................... 61
C. STATUS MENU .................................................................................................................................. 62
D. TEST MODE ....................................................................................................................................... 63
PART 10 – START-UP PROCEDURES FOR THE INSTALLER .............................................................. 63
A. PROGRAMMING FOR THE INSTALLER ........................................................................................... 63
B. PROGRAM ACCESS .......................................................................................................................... 64
C. PROGRAM NAVIGATION .................................................................................................................. 64
PART 11 – TROUBLESHOOTING ............................................................................................................. 67
A. ERROR CODE .................................................................................................................................... 67
B. BOILER ERROR ................................................................................................................................. 67
C. BOILER FAULT .................................................................................................................................. 67
PART 12 – MAINTENANCE ....................................................................................................................... 70

HTP Mod Con 300 HL Specifications

General

Brand	HTP
Model	Mod Con 300 HL
Category	Boiler
Language	English