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Section VI - Servicing

Maintenance Schedule

P

ERIODICALLY

/D

AILY

(8 

HOURS

 

MAXIMUM

):

C

HECK

 

FOR

 

AIR

 

AND

 

NITROGEN

 

LEAKS

.  T

IGHTEN

 

OR

 

RETAPE

 

FITTINGS

 

AS

 

NECESSARY

.

C

HECK

 

THAT

 

THE

 

INLET

 

PRESSURE

 

IS

 

AS

 

ESTABLISHED

 

UPON

 

SETUP

 

OF

 

THE

 

EQUIPMENT

W

EEKLY

:

C

LEAN

 

UNIT

 

AS

 

NECESSARY

.

C

ALIBRATE

 

ANALYZER

 (

IF

 

EQUIPPED

)

E

VERY

 3 

MONTHS

:

C

HECK

 

OPERATION

 

OF

 

ALL

 

SAFETY

 

RELIEF

 

VALVES

A

NNUALLY

 (O

R

 

AT

 

8000 H

OURS

):

R

EPLACE

 

ALL

 

FILTER

 

ELEMENTS

 

ON

 

THE

 

UNIT

C

HANGE

 

THE

 

CARBON

 

IN

 

THE

 

CARBON

 

BED

.

A

NALYZER

S

 

SENSOR

 

WILL

 

NEED

 

REPLACING

 

EVERY

 2-3 

YEARS

*

 NOTICE!

*The sensor’s life will decrease faster with larger percentages of oxygen running 

over it. Keep Selector switch on N2 OUT or OFF (if equipped) whenever it is not 

being calibrated.

 NOTICE!

Failure to follow these maintenance and service recommendations may adversely 

affect your warranty.

 

Quincy Compressor-DEFENDER™ 

15

Summary of Contents for DEFENDER 7-2716 SCFH

Page 1: ...tant safety information and should be made available to all personnel who operate and or maintain this product Carefully read this manual before attempting to operate or perform maintenance on this eq...

Page 2: ......

Page 3: ...densate Drain Connections 8 Nitrogen Piping Connections 8 Compressed Air Inlet Connection 8 Pre start Inspection 9 Initial Start up Adjustment 9 Nitrogen Purity Sampling Setup 9 Section V Operating In...

Page 4: ......

Page 5: ...in minor personal injury or property damage NOTICE Identifies important installation operation or maintenance information which is not hazard related DANGER This symbol identifies immediate hazards w...

Page 6: ...s manual before attempting to operate the unit Although this unit is very simple to operate the user will be working with high pressure gas that must be handled with caution DANGER Compressed gas if h...

Page 7: ...o not substantially fulfill performance requirements set forth in the Company literature and are manufactured in accordance with the Company s s p e c i f i c a t i o n s o r g o v e r n m e n t speci...

Page 8: ...arbon carryover at or below 2 parts per billion Nitrogen System Description Inside the DEFENDER nitrogen generator the compressed air rst comes into contact with the membrane pre ltration system On St...

Page 9: ...he analyzer Two pressure gauges are installed on the front panel One is for displaying inlet pressure and the other for system outlet pressure Example of a QUINCY DEFENDER FILTER 3 ACTIVATED CARBON FI...

Page 10: ...depleted levels of oxygen is given below Effects Symptoms of Decreased oxygen Levels 15 19 Decreased ability to work s t r e n u o u s l y M a y i m p a i r coordination and may induce early symptoms...

Page 11: ...he presence of oxygen rich air It is imperative that vented gas be discharged only in safe well ventilated areas If the unit is located in a poorly ventilated room the waste gas must be piped to a ven...

Page 12: ...il and particle removing ltration is included in the nitrogen generator so pre ltration is not required Condensate Drain Connections A bulkhead connection is provided on the bottom of the panel to con...

Page 13: ...re pressurize after each purge The nitrogen can be delivered to the system after the initial purging procedure Nitrogen Purity Sampling Setup 1 If the unit is equipped with the built in analyzer make...

Page 14: ...t isolation valve and perform the purge process again If the tank remains pressurized during downtime weekends holidays etc this step is not required 3 Go Online After venting the system is ready to u...

Page 15: ...ver adjusting the Pilot Valve use small increments and keep the differential at 15 20 psig NOTICE During the adjustment process the valve may begin opening and closing rapidly this happens when the di...

Page 16: ...wn at time of order NOTICE If the purity is not at or better than required and the pressure and temperature going into the system are as required the Flow Purity Controller can be adjusted to meet the...

Page 17: ...Stuff clean rag into lter bowl to keep unit clean while changing the elements 2 Unscrew the locking nut on the bottom of the element and discard the element Replace the element with a new one of the...

Page 18: ...rom the top end of the carbon vessel to allow access to the carbon Drain the carbon into a container and replace with fresh carbon d Replace Hex bushing with screen attached using Te on tape on the th...

Page 19: ...PERATION OF ALL SAFETY RELIEF VALVES ANNUALLY OR AT 8000 HOURS REPLACE ALL FILTER ELEMENTS ON THE UNIT CHANGE THE CARBON IN THE CARBON BED ANALYZER S SENSOR WILL NEED REPLACING EVERY 2 3 YEARS NOTICE...

Page 20: ...1 CXNT 00030 COALESCING PRE FILTER NO 2 COMPLETE 1 ACNT 00030 ADSORBING PRE FILTER NO 3 COMPLETE DEFENDER N2GEN 270 520 PREMIUM FILTRATION QTY PART DESCRIPTION 1 CSNE 00030 COALESCING PRE FILTER ELEME...

Page 21: ...PRE FILTER NO 1 COMPLETE 1 CXNT 00060 COALESCING PRE FILTER NO 2 COMPLETE 1 ACNT 00060 ADSORBING PRE FILTER NO 3 COMPLETE DEFENDER N2GEN 1800 PREMIUM FILTRATION QTY PART DESCRIPTION 1 CSNE 00150 COALE...

Page 22: ...isk and storage charges may be applied at the discretion of Seller Accounts past due shall bare interest at the highest rate lawful to contract for but if there is no limit set by law such interest sh...

Page 23: ...d to seller freight prepaid for inspection Seller warrants repaired or replaced parts of its own manufacture against defects in materials and workmanship under normal use and service for ninety 90 day...

Page 24: ..._____________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ________...

Page 25: ......

Page 26: ...te Alabama 36507 Phone 251 937 5900 Fax 251 937 1457 Nearest Distributor 888 424 7729 E mail info quincycompressor com The Science of Compressed Air quincycompressor com 2005 Quincy Compressor an EnPr...

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