PART 12 - TROUBLESHOOTING ............................................................................................................................................ 65
PART 13 - MAINTENANCE PROCEDURES ............................................................................................................................ 66
REPLACEMENT PARTS ................................................................................................................................................................ 70
MAINTENANCE REPORT .............................................................................................................................................................. 77
MAINTENANCE NOTES ................................................................................................................................................................. 79
PART 1 - ITEMS SHIPPED WITH THE WATER HEATER
ITEM
Tankless Water Heater
Quick Reference Guide, User, and
Installation Manuals
Condensate Hose
(7855P-089)
Anchors and Wall Mounting Bracket
(7850P-084)
Spare Parts Kit
(Gaskets and O-Rings)
(7850P-087)
Vent Screens
(2" Mesh included with 150 models -
7850P-088)
(3" Mesh included with 199 models -
7855P-085)
Cascade Communication Cable
(7850P-093)
150 PSI Pressure Relief Valve
(7850P-103)
¾" Tankless DHW Isolation Valves
(7850P-090)
OPTIONAL PARTS, ALL MODELS (Not Included)
DESCRIPTION
6
QUANTITY
1
1 Each
1
4
1
2 Screens
1
1
2
WHL-004 REV. 5.26.17