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RECOMMENDED EXTENSION

CORD SIZES

Vacuum Tips for Best Performance

1.

Make sure motor is off and name plate

voltage on motor bottom matches outlet

voltage. (See page 6 for voltage power

conversion if voltage mismatch exists)

2.

Remove oil fill cap on pump cover.

Fill with YELLOW JACKET

®

  BULLET

®

X

Pump Oil until oil level is even with oil

level line.

3.

Stay clear of the oil fill/exhaust port!

Remove intake cap to open intake to

the atmosphere and then switch on

the motor. When pump reaches running

speed, replace cap.

4.

To check the pump’s performance,

attach a micron gauge to the 1/4” male

flare fitting, making sure that the intake

fitting is capped. Turn on the pump. The

micron gauge will display the ultimate

vacuum reached.

5. Improve cold weather starting by

opening intake and running your pump

for 1 minute.

6. When turning pump off, open intake

fitting to break vacuum just 

prior

 to

shut-off.

7. Disconnect pump and put cap on intake

to keep out contaminants.

8. If an extension cord is needed, refer to

the below chart for proper sizing.

6. Use the 

4-in-1

 Vacuum/Charge Valve &

Core Tool 

(Part #18975)

 to remove the

Schrader valves

from the system and

evacuate through

unrestricted lines for

a faster and higher

vacuum. Removing

Schraders saves over 30% in time.

7. Use 

two pumps

 on very large systems

to reduce vacuum time. Put one of the

pumps on the low side of the system

and one pump on the high side of the

system.

1.

For the fastest vacuum, connect your

pump directly to the system. Going

through a manifold slows the job.

2.

Use as 

large

 of a hose as possible, even

though the system has 1/4” fittings. A

1/2” or 3/8” hose allows a much faster

and more complete vacuum.

3.

Use as 

short

 of a hose as practical to

get maximum evacuation speed. Short

hoses make evacuation faster than

longer hoses. Long hoses slow the

process.

4.

Metal hoses 

are the most impervious

so will be most effective in evacuation.

5.

Evacuate through both 

high and low

sides at the same time to speed up

evacuation.

Quick Tips:

Important Steps of Initial Start-Up

5

Total Extension Cord Length (feet)

25’

50’

100’

16 Ga.

14 Ga.

12 Ga.

Wire Gauge (AWG)

Summary of Contents for BULLET X

Page 1: ... Maintenance Manual Models 93600 93610 93640 93690 PART 144310 Rev B 5 20 Vacuum Pump BULLET X 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 2: ...nd have shipper sign your statement Notify the carrier immediately of the damage to arrange inspection of the pump and packaging The CARRIER ALONE is responsible for handling and settling your claim Ritchie Engineering will cooperate in assessing damage if the pump is returned to the factory prepaid CARTON CONTENTS INCLUDE BULLET X Pump Bottle of YELLOW JACKET Premium Vacuum Pump Oil Owner s manua...

Page 3: ...t for easy clean oil fills Elongated sight glass for better oil level monitoring 1 4 x 3 8 x 3 8 intake fittings with integrated check valve Built in cooling fins help pump run cool and increase performance Large brass oil drain for convenient fast oil changes 1 2 HP motor heavy duty rotors and bearings ...

Page 4: ...stage similar to two single stage pumps connected together If air a non condensible remains in the system it collects on the high side reduc ing system efficiency This causes a rise in head pressure The discharge valve gets hotter than normal and organic solids form causing compressor failure Moisture in the system can form ice which closes off openings in expansion valves and cap tubes and preven...

Page 5: ...taminants 8 If an extension cord is needed refer to the below chart for proper sizing 6 Use the 4 in 1 Vacuum Charge Valve Core Tool Part 18975 to remove the Schrader valves from the system and evacuate through unrestricted lines for a faster and higher vacuum Removing Schraders saves over 30 in time 7 Use two pumps on very large systems to reduce vacuum time Put one of the pumps on the low side o...

Page 6: ...ump during service Place used oil in a sealable container and dispose properly in accor dance with local regulations STEP 3 Point the arrow toward the desired voltage setting and push the switch back down into the motor The arrow on the switch should be sub flush of the motor housing when correctly installed at the desired voltage HI 230 VAC 50 Hz LO 115 VAC 60 Hz STEP 4 Replace the yellow CAUTION...

Page 7: ...switch on pump run up to speed before connecting to system Four Most Common Comments on Pump Return Paperwork Your BULLET X Pump features a heavy duty high torque motor for cold weather starting but dirty oil makes starting more difficult causing unnecessary wear on your unit Dropping your pump can damage it In a locked pump condition motor will not run and the thermal overload will kick out Disco...

Page 8: ...ce Oil Leaks Exhaust Oil level high System vented pressure through pump Pump tipped over Adjust oil level Check oil level add or replace oil Check oil level add or replace oil Seal Worn or damaged seal Motor loose Replace Adjust tighten check seal Case Gasket bolts loose Oil drain fitting Gasket damaged Tighten Repair or replace Replace Pump Won t Start Motor stalled hot cold Damaged motor Damaged...

Page 9: ...oper oil Air leaks 1 Caps connections 2 Gaskets O rings 3 Fittings 4 System leak Flush and replace oil Tighten Replace put on oil Replace reseal Isolate pump with blank off Value and repair system leak High Temperature Motor Low voltage Use properly sized extension cord Pump Dirty oil Low oil Parts friction Too small for system Air leaks Flush and replace Add replace Replace oil call factory Size ...

Page 10: ... 115 60 230 50hz 93399 3 8 Flare Cap and Strap 93031 Shaft Seal 92941 Bullet Pump Handle 92959 Universal Pump Leg 92961 Bullet Anti Suckback asm 93047 Drive Coupling 95431 8 EU Cord Detachable iec 320 93050 Coupling Spider For 93047 95432 8 UK Cord Detachable iec 320 93262 Cartridge Centering Ring 92950 7 cfm Cartridge with Intake Gasket 92933 Sight Glass Screws 92942 Pump Cover Gasket 92935 Sight...

Page 11: ...arranty period Returns must be prepaid Warranty does not cover use of lithium bromide ammonia or leak stop type products How to Obtain Service Most returned pumps are merely in need of normal field service maintenance such as changing oil or making minor adjustments In many instances the troubleshoot ing information in this manual can save you the time and effort of returning your pump When the in...

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