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2

Important Notices to Purchaser

Features of Your Vacuum Pump...............................................................................3
The Purpose of the BULLET

® 

DCX NH

3

 Design.........................................................4

Important Steps of Initial Start-up...........................................................................5
Vacuum Tips for Best Performance.........................................................................5, 6
Dual Voltage Motor Power Conversion.....................................................................6
Basic Troubleshooting............................................................................................7

• 

Four Most Common Problems

• 

Starting Problems

• 

Oil Leakage

• 

The Steps to Solving 95% of All Problems

Diagnostic Chart.....................................................................................................8, 9
Replacement Parts.................................................................................................10
Warranty and Service..............................................................................................11

Check for damage immediately.

Prior to shipment, all YELLOW JACKET

®

 

BULLET

® 

DCX NH

3

 Vacuum Pumps are 

completely tested and inspected to assure 
compliance with Ritchie Engineering 
factory specifications.
If the pump carton is damaged, check 
contents immediately. Note damage on 
shipper’s bill of lading and 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

® 

DCX NH

3

 Pump

• 

Bottle of YELLOW JACKET

®

 Premium 

Vacuum Pump Oil

• 

Locking Removable Power Cord

• 

Owner’s manual

Table of Contents

Page

Warranty is void if the vacuum pump voltage does not match the power supply.

Содержание BULLET DCX NH3

Страница 1: ...Rev A BULLET DCX NH3 Vacuum Pump Operation and Maintenance Manual Model 93539...

Страница 2: ...d and inspected to assure compliance with Ritchie Engineering factory specifications If the pump carton is damaged check contents immediately Note damage on shipper s bill of lading and have shipper s...

Страница 3: ...t Reduces vibration and increases durability and longevity Downward Angled Sump Helps remove contaminants usually trapped in sump with other designs 3 8 Brass Oil Drain For convenient fast oil changes...

Страница 4: ...lar to two single stage pumps connected together If air a non condensable remains in the system it collects on the high side reduc ing system efficiency This causes a rise in head pressure The dischar...

Страница 5: ...cord is needed refer to the below chart for proper sizing 6 Use the 4 in 1 Vacuum Charge Valve Core Tool to remove the Schrader valves from the system and evacuate through unrestricted lines for a fas...

Страница 6: ...and two 3 8 vacuum hoses which can evacuate three times faster than a 1 4 hose 9 Use a heat gun on the condenser and evaporator to speed the evacuation process STEP 1 Disconnect power from motor Unsc...

Страница 7: ...e and switch on pump run up to speed before connecting to system Four Most Common Comments on Pump Return Paperwork Your BULLET DC Pump features a heavy duty high torque motor for cold weather startin...

Страница 8: ...e 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...

Страница 9: ...per 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...

Страница 10: ...17 8 32 X 5 8 Socket Head Screws 93506 8 Tether 92932 18 Oil Cover Gasket 92942 9 Cover Label 92967 19 Drive Coupling 93047 10 Cover Gauge Label 92968 20 Right or Left Leg Assembly with Screws 92959 1...

Страница 11: ...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...

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