Part 1 - General Safety Information; Precautions - Pioneer PHR100-55 Instruction Manual

F. FINAL CHECKS BEFORE STARTING HEATER ............................................................................... 49
PART 10 - START-UP PROCEDURE ....................................................................................................... 49
A. OPERATING INSTRUCTIONS .......................................................................................................... 49
B. CASCADE SYSTEM ........................................................................................................................... 50
C. ADJUSTING THE SET POINT ........................................................................................................... 50
D. STATUS MENU .................................................................................................................................. 51
E. TEST MODE ....................................................................................................................................... 52
F. PURGE AIR FROM WATER SYSTEM ............................................................................................... 53
PART 11 - PROGRAMMING THE HEATER ............................................................................................. 53
A. PROGRAM ACCESS ......................................................................................................................... 53
B. PROGRAM SYSTEM SETTINGS ...................................................................................................... 53
PART 12 - TROUBLESHOOTING ............................................................................................................. 56
A. HEATER ERROR CODE .................................................................................................................... 56
B. HEATER ERROR ............................................................................................................................... 56
C. HEATER FAULT ................................................................................................................................. 56
PART 13: MAINTENANCE ......................................................................................................................... 61
MAINTENANCE NOTES ............................................................................................................................ 64
HTP CUSTOMER INSTALLATION RECORD FORM........................................................................ 65

PART 1 - GENERAL SAFETY INFORMATION

A. PRECAUTIONS
This appliance 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 appliance has been approved for closet installation. Do not install this
appliance directly on carpeting. For installation on combustible flooring. 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 CAN RESULT IN SUBSTANTIAL
PROPERTY DAMAGE, SEVERE PERSONAL INJURY, OR DEATH.
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