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LIST OF ABBREVIATIONS
The following abbreviations are used in this omponent maintenace manual:  
A ampere A/C aircraft AC alternating current AR as required ASSY assembly ATA Air Transportation Association of America BF buyer furnished BFE buyer furnished equipment C Celcius CCW counter-clockwise CFM cubic feet per minute CG center of gravity CL centerline CMM Component Maintenance Manual CW clockwise DC direct current ETC et cetera (and so on) F Fahrenheit FAA Federal Aviation Administration FIG Figure FPM feet per minute FPS feet per second FWD forward GND ground GPM gallons per minute Hg inches of mercury Hz hertz (cycles per second) ID identification IN inch IPL Illustrated Part List INSTL Installation KVA kilovolt amperes LBL left butt line LBS pounds LEP List of Effective Pages LH left-hand MAX maximum MIN minimum MISC miscellaneous 
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MM  millimeter  
NAS  National Aerospace Standa  
NHA  next higher assembly  
No.  number  
NS/FSB  No Smoking/Fasten Seat Belt  
OUTBD  outboard  
PN  part number  
PSIA  pounds per square inch absolute  
PSID  pounds per square differential pressure  
PSIG  pounds per square inch gauge  
PWR  power  
Ref.  reference  
RBL  right butt line  
RH  right-hand  
RF  For reference only  
SB  Service Bulletin  
SF  supplier furnished  
SFE  seller-furnished equipment  
SPS  Standard Production Specification  
STA  station  
TR  Temporary Revision  
TYP  typical  
V  volts  
W  watts  
WL  waterline  
WT  weight 
25-20-31
INTRODUCTION 
1. Scope of Manual 
The instructions in this manual provide the information necessary to perform maintenance functions ranging from simple checks and replacement to complete shop type repair. The instructions in this manual are only to be performed by qualified mechanics who are familiar with this type of equipment. Repairs beyond the scope of this manual should be referred to the manufacturer. 
This manual has been compiled in accordance with ATA iSpec 2200. 
2. Manufacturing 
This product is manufactured and supported by: 
Bolder Manufacturing, LLC 
11621 Monarch Street 
GARDEN GROVE, CA 92841 
Telephone: (714) 901-0660 
Fax: (714) 901-0666 
E-mail: benboloori@boldermfg.com 
Cage Code: 53X14
3. Layout of Manual 
Instructions contained in this manual include: 
A. The Description and Operation section provides general descriptions, safety considerations, maintainability, operations, and leading particulars of the unit. Nomenclature used in this section is consistent with that used throughout this manual. 
 
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