7
Operating Instructions
Important Safety Information....................................................................... 2
Contents ........................................................................................................ 7
Overview of Condensing Gas Water Heater ............................................... 8
General Parts
Main Unit.................................................................................................... 9
Names and Functions of Controllers
Main Controller (YPRM67XB).................................................................. 10
Bathroom Controller (YPRS67XB) ......................................................... 11
Sub Controller (YPRP62XB).................................................................... 12
Initial Operation ........................................................................................... 13
Clock Adjustment ........................................................................................ 14
Call Function ................................................................................................ 15
Setting and Using the Water Heater........................................................... 16
Controller Priority Function ........................................................................ 18
Muting the Remote Controller .................................................................... 19
Bath Fill Function ........................................................................................ 20
Frost Protection ........................................................................................... 23
Regular Maintenance................................................................................... 24
Troubleshooting .......................................................................................... 26
Follow-up Service ........................................................................................ 30
Specifications .............................................................................................. 31
Manufacturer’s Warranty ............................................................................ 35
Contents