ENERGY KINETICS Ascent Combi - Table of Contents

Ascent Combi and Ascent Plus Combi Gas – January 2024 4
TABLE of CONTENTS
HOMEOWNER/USER NOTE: ................................................................................................................................................... 5
RECORD OF INSTALLATION ................................................................................................................................................... 6
SCOPE ...................................................................................................................................................................................... 6
INSTALLER NOTE: ................................................................................................................................................................... 6
ASCENT AND ASCENT PLUS COMBI BOILERS .................................................................................................................... 7
PRINCIPLE OF OPERATION .................................................................................................................................................... 7
RECEIVING and UNPACKING .................................................................................................................................................. 8
LOCATION and CLEARANCE .................................................................................................................................................. 8
COMBUSTION AIR ................................................................................................................................................................... 9
CONVENTIONAL CHIMNEY VENTING – EK1T ASCENT COMBI ONLY ............................................................................. 10
L-VENT CHIMNEY – EK1T ASCENT COMBI ONLY .............................................................................................................. 11
B-VENT CHIMNEY – EK1T ASCENT COMBI ONLY .............................................................................................................. 11
POLYPROPYLENE VENTING – EK1T+ ASCENT PLUS COMBI ONLY ............................................................................... 11
GAS BURNER SETTINGS ...................................................................................................................................................... 12
GENERAL ASSEMBLY ........................................................................................................................................................... 13
PIPING ..................................................................................................................................................................................... 14
ZONE CONTROL .................................................................................................................................................................... 16
BOILER BYPASS CIRCULATOR ............................................................................................................................................ 17
FILLING WITH WATER, VENTING, and PURGING ............................................................................................................... 17
BOILER WATER TREATMENT ............................................................................................................................................... 18
ANTI-FREEZE ......................................................................................................................................................................... 18
WINTERIZING ......................................................................................................................................................................... 18
LINE VOLTAGE WIRING DIAGRAMS .................................................................................................................................... 19
WIRING and CONTROLS ....................................................................................................................................................... 21
ELECTRICAL CONNECTION - LINE VOLTAGE .................................................................................................................... 21
LOW VOLTAGE WIRING ........................................................................................................................................................ 21
HYDROSTAT CONTROL SETTINGS ..................................................................................................................................... 21
ADVANCED SETTINGS .......................................................................................................................................................... 22
SELECTING ADVANCED SETTINGS .................................................................................................................................... 22
EMERGENCY WIRING ........................................................................................................................................................... 23
HOT WATER DIAGNOSTICS ................................................................................................................................................. 25
PREPARE FOR START UP .................................................................................................................................................... 27
START UP PROCEDURE ....................................................................................................................................................... 27
BOILER OPERATION AND SAFETY CHECKS ...................................................................................................................... 27
GAS BURNER OPERATION ................................................................................................................................................... 28
The AIR-FREE METHOD of MEASURING CO ....................................................................................................................... 29
ANNUAL TUNE UP & INSPECTION ....................................................................................................................................... 30
HOT WATER MAINTENANCE ................................................................................................................................................ 33
RATINGS ................................................................................................................................................................................. 34
REPLACEMENT PARTS ......................................................................................................................................................... 35