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SERVICING - SERVICING 

1. General

A. The left and right main fuel tanks can be gravity fueled through the over-. wing fill 

adapters located approximately 10 feet inboard of each wing tip. Procedures for gravity 
fueling the left and right main tanks are identical. 

B. The center and forward auxiliary tank fueling is accomplished by using the right main 

tank boost pumps to pump fuel through the defueling line and fuel fill valve, and into the 
applicable tank fill line, (see 

Figure 303 

). 

C. Fuel tank capacities and acceptable fuel specifications are shown on the fuel system 

replenishment chart, General Servicing. 

2. Tools and Equipment Required

NOTE: Equivalent substitutes can be used instead of following listed items. 

Item Name Number 

Manufacturer 

Use 

A  Sump drain tool 

799 

Service Supply 
Systems, Los Altos, 
Calif. 

To drain sump 

B  Sump drain tool 

4298-1 

Roylyn, Inc. Glendale, 
Calif. 

To drain sump 

C Drain 

bottle 

assembly 

700200-1 Accessory 

Products 

Co. 

Whittier, Calif. 

To drain sump 

3. Gravity Fueling

WARNING: DO NOT OPERATE RADIO, RADAR, OR ANY OTHER 

ELECTRICAL/ELECTRONIC EQUIPMENT ON AIRPLANE 
EXCEPT AS SPECIFIED. 

RADAR AND HIGH-FREQUENCY EQUIPMENT OPERATING IN 
VICINITY OF AIRPLANE DURING FUELING OPERATIONS IS 
HAZARDOUS. 

MAKE CERTAIN FUEL SUPPLY UNIT IS GROUNDED AND 
THAT CABLES TO AIRPLANE GROUNDING CONNECTORS 
ARE PROPERLY CONNECTED. 

CAUTION:

MAKE CERTAIN FUELING SOURCE CONTAINS PROPER FUEL 
GRADE AS SPECIFIED BY ENGINE MANUFACTURER. SEE FUEL 
SYSTEM REPLENISHMENT CHART, GENERAL SERVICING, FOR 
ACCEPTABLE FUEL SPECIFICATIONS. 

ABX Air Inc. 
Printed: 8/27/2010 at 12:10:53 
PM 
REV 11 2008/12/11

DC-9 

MAINTENANCE MANUAL

 

EFFECTIVITY: 900-905, 909, 928, 930, 934, 939, 
953-960, 962-964, 980-984, 986 

12-12-00-3

CONFIG 00

Page 1

1999/11/15

This page must not be retained for reference

Summary of Contents for DC-9

Page 1: ...upply Systems Los Altos Calif To drain sump B Sump drain tool 4298 1 Roylyn Inc Glendale Calif To drain sump C Drain bottle assembly 700200 1 Accessory Products Co Whittier Calif To drain sump 3 Gravity Fueling WARNING DO NOT OPERATE RADIO RADAR OR ANY OTHER ELECTRICAL ELECTRONIC EQUIPMENT ON AIRPLANE EXCEPT AS SPECIFIED RADAR AND HIGH FREQUENCY EQUIPMENT OPERATING IN VICINITY OF AIRPLANE DURING F...

Page 2: ...TE If external electrical power is not available to supply the airplane load buses airplane battery power will automatically be supplied to the ground refueling circuit when the fueling control panel power switch is placed in the on position Conservative use of airplane battery power for fuel quantity indication is permissible c Momentarily hold fuel quantity repeater indicator gage test switch in...

Page 3: ...ediately after upward force is applied to tool The sump tool permits a fluid flow rate in excess of 3 gallons per minute creating the siphoning action necessary to remove a maximum amount of free water from the tank sumps and thus reduces corrosion and soaping time b Drain tank sump until water ceases to flow NOTE Fuel tank sumps should be drained after sufficient time approximately 45 minutes for...

Page 4: ...t position to test indicators pointers will move towards zero when switch is released pointers will return to original quantity 6 Determine fuel load 7 Place center and forward auxiliary tank fuel fill valve control switch in auto fill position verify that tank fill valve manual control lever s moves to open position see Figure 302 8 If applicable tank fuel fill valve s do not open use following p...

Page 5: ...lbs for forward auxiliary tank 17 If center and forward auxiliary tank fuel fill valve s required manual control to open place boost pump switches in off position when either partial or full tank s fuel loading is attained 18 Place fueling control panel center and forward auxiliary tank fuel fill valve s control switch in closed position 19 If main tank maximum fuel load is desired fuel each main ...

Page 6: ...drain valves operate identically a Insert probe of drain tool in center recess of sump drain valve and apply upward force NOTE Fuel should flow immediately after upward force is applied to tool The sump tool permits a fluid flow rate in excess of 3 gallons per minute creating the siphoning action necessary to remove a maximum amount of free water from the tank sumps and thus reduces corrosion and ...

Page 7: ...ovisions ABX Air Inc Printed 8 27 2010 at 12 10 53 PM REV 11 2008 12 11 DC 9 MAINTENANCE MANUAL EFFECTIVITY 900 905 909 928 930 934 939 953 960 962 964 980 984 986 12 12 00 3 CONFIG 00 Page 7 1999 11 15 This page must not be retained for reference ...

Page 8: ...rol Station ABX Air Inc Printed 8 27 2010 at 12 10 53 PM REV 11 2008 12 11 DC 9 MAINTENANCE MANUAL EFFECTIVITY 900 905 909 928 930 934 939 953 960 962 964 980 984 986 12 12 00 3 CONFIG 00 Page 8 1999 11 15 This page must not be retained for reference ...

Page 9: ...ueling Transfer Schematic ABX Air Inc Printed 8 27 2010 at 12 10 53 PM REV 11 2008 12 11 DC 9 MAINTENANCE MANUAL EFFECTIVITY 900 905 909 928 930 934 939 953 960 962 964 980 984 986 12 12 00 3 CONFIG 00 Page 9 1999 11 15 This page must not be retained for reference ...

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