JLG 544D-10 Parts Manual - Manual (Page 617)

91364001 544D 12-43
OPTIONS
Figure 12-13 Engine Block Heater
Item Part Number Qty. Description Rev.
80375012 1 ENGINE BLOCK HEATER INSTALLATION, (includes item 1)
1 80373088 1 BLOCK HEATER
S/N 0160000976 & After