TM 9-2540-207-14&P
4.1
PERIODIC SERVICE AND INSPECTION
The A-20 Global Heater is designed to operate with little maintenance. Conduct regular preventive maintenance which
will help improve the life and performance of the Heater.
At the start of every season:
clean the Igniter & Igniter Holder (ref. 4.4.1)
clean the Combustion Assembly (ref. Section 5.3)
4.2
MAINTENANCE LEVEL
Unit Level Maintenance Procedures include Igniter & Igniter Holder Maintenance ONLY (ref. 4.4.1) ALL other
maintenance required on the Heater is considered Direct Support.
4.3
UNIT LEVEL MAINTENANCE
The following section, Igniter & Igniter Holder Maintenance (4.4.1), details the required Unit Level Maintenance for the
Global A-20 Heater.
4-3