ECO-DEFENDER SAFETY SYSTEM® ULTRA LOW NOX TTW®1
POWER VENTED MODELS
MODEL NUMBERS
U-1-TW-40S6FRN U-1-TW-50S6FRN U-1-TW-60T6FRN
Spec Sheet Parts List Operation Manual Service Manual
U4-XRTW Models Prior to NAECA 2015 Regulation (Before April 16, 2015)
255-B 48405-D 238-45637-00L
238-48214-00B
Supplement 49754-B
Supplement 50320-A
48509-A