HTP 399M User Manual
Munchkin gas-fired boiler, Installation, Start-up
120 Braley Rd. P.O. Box 429
East Freetown, MA 02717-0429 www.htproducts.com
Munchkin
Gas-Fired Boiler
INSTALLATION
START-UP
MAINTENANCE
PARTS
Models
T50M / T80M
80M / 140M / 199M / 399M
When installing models manufactured after July 7, 2008, you will notice additional selections on the control installer menu that will not
apply to this unit. DO NOT CHANGE THESE FACTORY SETTINGS. Refer to the Control Program Reference Chart within this manual
for selections that apply to this model.
This manual must be used by a qualified installer/service technician. Read all instructions in this manual before installing. Perform steps
in the given order. Failure to comply could result in substantial property damage, severe personal injury, or death.
NOTICE: HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors
in literature.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
LP-185 Rev. 2.7.14