Tm 5-4520-224-14
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TM 5-4520-224-14 TECHNICAL MANUAL OPERATOR, ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU, (VBM CORPORATION MODEL VBM-250) FSN 4520-001-7726 HEADQUARTERS, DEPARTMENT OF THE ARMY 19 MARCH 1973 WARNING FIRE, HEALTH AND EXPLOSIONHAZARD, DEATH or severe injury in personnel or damage to property may result if personnel fail to observe safety precautions. When filling the fuel tank do not smoke or use an open flame in the vicinity. Always provide a metal-to- metal contact between the container and the fuel tank. Keep all areas around the heater free of oil, grease, and flammable material. Have an established plan of action to be taken in case of fire. Have firs fighting equipment available on a stand-by basis within the operating perimeter of the heater. Never operate the heater indoors. Use caution when connecting or disconnecting fuel lines. Do not drain the fuel tank unless-in a well ven- tilated area. Do not drain the tank near an open flame or when the equipment is hot. When lifting the heater, use a suitable lifting device with a capacity of at least 1,000 pounds. Do not allow the unit to swing or sway while it is suspended. Do not operate the heater in fuel vapor areas or in areas lacking adequate ventilation. Do not attempt any maintenance on the heater while the unit is operating. Do not attempt to light burner or refuel while heater is warm; after extinguishing burner flame, run the engine three (3) minutes with the burner door open to cool the system. Keep face away from burner door when lighting burner. Do not tamper with the engine speed. Shut down the heater if there is any evidence of the exhaust fumes coming through the ducts. Correct or report any condition of the heater that may result in injury to the equipment or to personnel. Do not refuel while heater is warm. Do not attempt any maintenance on the heater until the unit has has sufficient time to cool. Contact with hot components will cause severe burns to personnel. Do not smoke or use an open flame in the vicinity while filling the fuel tank. Always provide a metal-to- metal contact between the container and the fuel tank. Changes in force: C1, C2, C3, C4, C5, C6, C7 and C8 TM 54520-224-14 C8 CHANGE HEADQUARTERS DEPARTMENT OF THE ARMY NO. 8 } WASHINGTON, D.C., 3 JULY 1992 OPERATOR ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU (VBM CORPORATION MODEL VBM-250 AND VBM-250A) NSN 4520-00-001-7726 Approved for public release; distribution is unlimited TM 5-4520-224-14, 19 March 1973, is changed as follows: Add pages C-1 through C-3, Appendix C, Components of End Item and Basic Issue Items List. By Order of the Secretary of the Army: GORDON R. SULLIVAN General, United States Army Official: Chief of Staff MILTON H. HAMILTON Administrative Assistant to the Secretary of the Army 01879 DISTRIBUTION: To be distributed in accordance with DA Form 12-25E, qty rqr block no. 3803. 1/(2 blank) Changes in force: C1, C2, C3, C4, C5, C6 and C7 TM 5-4520-224-14 C7 CHANGE HEADQUARTERS No. 7 } DEPARTMENT OF THE ARMY WASHINGTON, D.C., 8 April 1988 Operator, Organizational, Direct Support and General Support Maintenance Manual HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU (VBM CORPORATION MODEL VBM-250 AND VBM-250A) NSN 4520-00-001-7726 TM 5-4520-224-14, 19 March 1973, is changed as follows: Page 1-1, paragraph 1-2, 2nd line. Change TM 38-750 to read DA Pam 738-750. Page 1-1, paragraph 1-3, line 5. Change address to read Commander, U.S. Army Troop Support Command, ATTN: AMSTR-MCTS, 4300 Goodfel low Blvd., St. Louis, MO 63120-1798. Page A-1, paragraph A-5. Change TM 38-750 Army Equipment Record Procedures to read DA Pam 738-750, The Army Maintenance Management System (TAMMS). Page 2-8, Figure 2-5. Add NSN 4940-00-475-1574 directly beneath illustration. By Order of the Secretary of the Army: CARL E. VUONO General, United States Army Chief of Staff Official: R. L. DILWORTH Brigadier General, United States Army The Adjutant General DISTRIBUTION: To be distributed in accordance with DA Form 12-25A, Operator, Unit, Direct Sup- port and General Support Maintenance requirements for Heater, Duct Type, Portable, Trailer MTD, 400,000 BTU (FC-400-1); Gas, 250,000 BTU (VBM-250, VBM-250A). PIN : 026898-007 * U.S. GOVERNMENT PRINTING OFFICE 1988--554-030/80138 Region #6 1/(2 blank) URGENT Changes in force: C1 through C6 TM 5-4520-224-14 C6 CHANGE HEADQUARTERS DEPARTMENT OF THE ARMY No. 6 } WASHINGTON, D.C., 5 March 1987 Operator, Organizational, Direct Support and General Support Maintenance Manual HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU (VBM CORPORATION MODEL VBM-250 AND VBM-250A) NSN 4520-00-001-7726 TM 5-4520-224-14, 19 March 1973, is changed as follows: Cover Page. On the inside of the Cover Page, add the following warning: CARBON MONOXIDE All areas serviced by this heater are NOT AUTHORIZED for sleeping while heater is in operation. Page 2-1. Under “Section I. Title, Operating procedures,” add the following warn- ing: CARBON MONOXIDE All areas serviced by this heater are NOT AUTHORIZED for sleeping while heater is in operation. URGENT 1 TM 5-4520-224-14 C 6 By order of the Secretary of the Army: JOHN A. WICKHAM, JR. General, United States Army Official: Chief of Staff R. L. DlLWORTH Brigadier General, United States Army The Adjutant General DISTRIBUTION: To be distributed in accordance with DA Form 12-25A, Operator, Unit, Direct Sup- port and General Support Maintenance requirements for Heater, Duct Type, Portable, Trailer MTD, 400,000 BTU (FC-400-1); Gas, 250,000 BTU (VBM-250, VBM-250A). 2 Changes in force: C1, C2, C3, C4, and C5 TM 5-4520-224-14 C5 CHANGE HEADQUARTERS DEPARTMENT OF THE ARMY No. 5 WASHINGTON, D.C., 12 March 1986 Operator, Organizational, Direct Support and General Support Maintenance Manual HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU (VBM CORPORATION MODEL VBM-250 AND VBH-250A) NSN 4520-00-001-7726 TM 5-4520-224-14, 19 March 1973, is changed as follows: Cover Page. On the inside of the Cover Page, add the following warning: WARNING CARBON MONOXIDE Heater engine exhaust pipe must be routed to blower inlet opening so that exhaust fumes are discharged into blower. If exhaust pipe is not properly routed, exhaust fumes from the engine can be sucked into conditioned space supply air fan, causing dangerous, possibly fatal carbon monoxide levels in the enclosure being heated. Page 2-4. Immediately after "2-4. Starting the Engine", add the following warning: WARNING CARBON MONOXIDE Heater engine exhaust pipe must be routed to blower inlet opening so that exhaust fumes are discharged into blower. If exhaust pipe is not properly routed, exhaust fumes from the engine can be sucked into conditioned space supply air fan, causing dangerous, possibly fatal carbon monoxide levels in the enclosure being heated. Page 4-6. In paragraph 4-20, add the following warning to appear immediately before subparagraph c. Installation: WARNING CARBON MONOXIDE Heater engine exhaust pipe must be routed to blower inlet opening so that exhaust fumes are discharged into blower. If exhaust pipe is not properly routed, exhaust fumes from the engine can be sucked into conditioned space supply air fan, causing dangerous, 1 TM 5-4520-224-14 possibly fatal-carbon monoxide levels in the enclosure being heated. By Order of the Secretary of the Amy: JOHN A. WICKHAM, JR. General, United States Army Official: Chief of Staff R. L. DILWORTH Brigadier General, United States Army The Adjutant General DISTRIBUTION: To be distributed in accordance with DA Form 12-25A, Operator Maintenance require- ments for Heater, Duct Type, Portable, Gas, 250,000 BTU (VBM-250, VBM-250A) TM 5-4520-224 Series). 2 Changes in force: C1, C2, C3, and C4 TM 5-4520-224-14 C4 CHANGE HEADQUARTERS DEPARTMENT OF THE ARMY No. 4 WASHINGTON, D.C., 29 June 1983 Operator, Organizational, Direct Support and General Support Maintenance Manual HEATER, DUCT-TYPE, M-68, PORTABLE, GASOLINE, 250,000 BTU (VBM CORPORATION MODEL VBM-250 AND VBM-250A) NSN 4520-60-601-7726 TM 5-4520-224-14, 19 March 1973, is changed as Page 2-1. Under. “Section I. Title, Operating Pro- follows: cedures”, add the following warning: Cover Page. On the inside of the Cover Page, add the following warning: WARNING WARNING CARBON MONOXIDE CARBON MONOXIDE Gasoline engine driven heaters should not be used Gasoline engine driven heaters should not be used for heating personnel areas, such as hospital for heating personnel areas, such as hospital wards, living quarters, etc. The period of continu- wards, living quarters, etc. The period of continu- ous exposure for personnel in these areas will gen- ous exposure for personnel in these areas will gen- erally exceed eight (8) hours, and adequate fresh erally exceed eight (8) hours, and adequate fresh air supply may be limited or carbon monoxide con- air supply may be limited or carbon monoxide con- taminated. taminated. These heaters may be used to heat warehouses and These heaters may be used to heat warehouses and for maintenance shop applications, if the person- for maintenance shop applications, if the person- nel exposure is limited to not more than eight nel exposure is limited to not more than eight hours and ventilation is adequate.