UNIT MAINTENANCE INSTRUCTIONS
ARMY SPACE HEATER H-140
SERVICE UPON RECEIPT
DA PAM 738-750
Tools and Special Tools
Automotive general mechanic's tool kit
Locate ASH approximately 7 feet (2.14m) from shelter, about midway between shelter supply and return air connections.
ASH supply and return air duct openings must be facing shelter connections.
Power source must be located within 25 feet (7.62m) of ASH.
Use only one external fuel hose (25 feet (7.62m)) when connecting to external fuel source or damage to
ventilation air fan motor and fuel pump may result.
External fuel source must be located within 25 feet (7.62m) of ASH.