ROOTS UNIVERSAL RAI Series Скачать руководство пользователя страница 21 | Manualshive

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For your nearest ROOTS Office, dial our Customer Service Hot Line 1 877 363 ROOTS (7668).

B

LOWER

O

RIENTATION

C

ONVERSION

20

Model

Reversible

Whispair

Rotation

Design

Universal RAI

yes

no

URAI-J

no

yes

URAI-G

yes

no

RAM

yes

no

RAM-J

no

yes

RAM-GJ

no

yes

B

LOWER

O

RIENTATION AND

L

UBRICATION

P

OINTS

: U

NIVERSAL

RAI

®

& URAI

™

-G

GAS BLOWERS

Special Note: WHISPAIR

™

models are designed to

operate with only one shaft rotation direction to take
full advantage of the Whispair feature. Therefore, a
WHISPAIR

™

blower should be operated in the following

combinations only.

• CCW Rotation: Bottom Shaft; Right side discharge

or a Left Shaft; Bottom discharge

• CCW Rotation: Top Shaft; Left side discharge or a

Right Shaft; Top discharge

• CW Rotation: Bottom Shaft; Left side discharge or

a Right Shaft Bottom discharge

• CW Rotation: Top Shaft; Right side discharge or a

Left Shaft Top discharge

F

IGURE

4

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Содержание UNIVERSAL RAI Series

Страница 1: ...G CHARACTERISTICS 8 Check shipment for damage If found file claim with carrier and notify ROOTS Unpack shipment carefully and check contents against Packing List Notify ROOTS if a shortage appears Sto...

Страница 2: ...are sold subject to the current General terms of Sale GTS 5001 and Warranty Policy WP 5020 Copies are available upon request Contact your local ROOTS Office or ROOTS Customer Service Hot Line 1 877 3...

Страница 3: ...sters These limits apply to all units of normal construction when operated under standard atmospheric conditions Be sure to arrange connections or taps for thermometers and pressure or vacuum gauges a...

Страница 4: ...d INSTALLATION Supervision of the installation by a ROOTS Service Engineer is not usually required for these units Workmen with experience in installing light to medium weight machinery should be able...

Страница 5: ...ED to its driver the driver RPM must be selected or governed so as not to exceed the maximum speed rating of the unit Refer to Table 1 for allowable speeds of various unit sizes A flexible type coupli...

Страница 6: ...asing and cause impeller rubbing In severe cases it can prevent operation or result in a broken drive shaft For similar reasons piping should be supported near the unit to eliminate dead weight strain...

Страница 7: ...nboard of the bearings in each headplate effectively retain oil within the sumps Any small leakage that may occur should the seals wear passes into a cavity in each vented headplate and is drained dow...

Страница 8: ...auge or manometer be connected into the discharge line if not already provided and that thermometers be in both inlet and discharge lines Readings from these instruments will show whether pressure or...

Страница 9: ...n Position 2 and further rotation delivers it to the discharge in Position 3 One complete revolution of the driving shaft alternately traps four fixed and equal volumes of air two by each impeller and...

Страница 10: ...brication Check oil sump levels in gear and drive end headplates bearing or gears 13 Excessive lubrication Check oil levels If correct drain and refill with clean oil of recommended grade 14 Excessive...

Страница 11: ...nsidered expendable items to be replaced whenever drainage from the headplate vent cavity becomes excessive or when the blower is disassembled for any reason Sealing effectiveness can vary considerabl...

Страница 12: ...ndicate a preferred work order and to call out points to be observed Where special operations are required detailed coverage is given A Replacing Timing Gears 1 Drain all oil from the gearhouse by rem...

Страница 13: ...ure that the gap between the clamp plates and the headplate is even all around At the same time set end clearances per Table 5 14 Install gears and time impellers as in A 6 Check the end clearances be...

Страница 14: ...ly procedure as outlined up to bearing installation Before installation of the bearings the seal mating rings need to be installed Apply light film of lubricating oil on mating ring o rings and sealin...

Страница 15: ...these surfaces Sudden bearing failure is usually more serious Since the shaft and impeller are no longer supported and properly located extensive general damage to the blower casing and gears is like...

Страница 16: ...ng the keyway 2 Drain oil by removing drain plug 22 3 Remove the flange screws 75 Tap the drive end cover to loosen it then slide it along the shaft care fully to avoid damaging the lip seal 33 on the...

Страница 17: ...flat on 3 in 76 mm blocks with the smallest bores facing up Inspect entering bevels to be sure they are smooth and clean Locate the drive impeller correctly top for vertical units and toward the drive...

Страница 18: ...t the tooth is at the line of engagement Tighten the drive gear to the torque given below Blower assembly must be fastened down for torquing operation 12 Left side discharge machine Installing driven...

Страница 19: ...side for vertical units and on the drive shaft side for horizontal units ALLOWABLE OVERHUNG LOADS FOR V BELT DRIVES 400 600 RAM UNITS A 1 8 Max Belt Pull lbs 27500 Motor HP Blower RPM Sheave Diameter...

Страница 20: ...Relief Valve Check Valve Isolation Valve with Limit Switch Temperature Gauge Discharge Silencer Differential Pressure Temperature Switches Above are suggested locations for available accessories GAS B...

Страница 21: ...l Note WHISPAIR models are designed to operate with only one shaft rotation direction to take full advantage of the Whispair feature Therefore a WHISPAIR blower should be operated in the following com...

Страница 22: ...H 1 STANDARD ARRANGEMENT 3 WAY UNIVERSAL EXTERNAL SIGHT GLASSES 37 BREATHERS 21 MUST BE RELOCATED AS SHOWN FEET 76 77 LIFTING LUGS 63 MUST BE RELOCATED AS SHOWN CCW DISCH INLET CW 3 BOTTOM DRIVE SHAFT...

Страница 23: ...2350 250 130 15 1034 16 539 68 6 0 2350 240 133 14 965 16 539 615 6 0 2350 130 72 7 483 12 405 76 7 0 2050 250 139 15 1034 16 539 711 7 0 2050 225 125 10 690 16 539 718 7 0 2050 130 72 6 414 12 405 F...

Страница 24: ...32 8 5 25 16 0 47 33 8 5 25 16 0 47 36 8 5 25 16 0 47 42 12 7 37 22 8 67 45 12 7 37 22 8 67 47 12 7 37 22 8 67 53 16 0 47 27 6 82 56 16 0 47 27 6 82 59 16 0 47 27 6 82 65 28 3 84 52 1 1 54 68 28 3 84...

Страница 25: ...006 10 15 002 003 05 08 01 012 25 30 42 008 011 20 28 004 10 004 10 005 007 13 18 003 004 08 10 009 012 23 30 45 008 013 20 33 004 10 004 10 005 007 13 18 003 004 08 10 012 015 30 38 47 008 013 20 33...

Страница 26: ...15 006 009 004 006 024 029 018 013 015 005 007 002 005 31 36 15 23 10 15 61 74 46 33 38 13 18 05 13 NORMAL CLEARANCES FOR RAM J RAM GJ WHISPAIR BLOWERS INCHES MM NORMAL CLEARANCES FOR RAM BLOWERS INCH...

Страница 27: ...0 731 0 585 0 427 5 4 3 1 2 2 1 2 A INSTALL ITEM 20 SCREW IN ASSEMBLY B SEE OPERATING MANUAL IRB 180 FOR LUBRICATION INSTRUCTION C 2 1 2 3 1 2 4 REQ D SOC HD ON G E ONLY E REQ D ON 22 42 ONLY F NUT TO...

Страница 28: ...27 14 2 5 19 33 27 29 25 34 31 14 3 20 8 9 17 4 21 23 36 16 12 36 35 35 30 32 0 0625 0 0625 0 0000 SEE NOTE A DO NOT DRILL THRU SEE NOTE D 42 32 37 18 35 39 36 18 38 6 ONLY 15 45 SEE NOTE E SECTIONAL...

Страница 29: ...ALS XX 015 FRACTIONAL 1 64 THREE PLACE DECIMALS XXX 005 FINISHED DIMENSIONS MAT L PATT No PART No PART NAME ALL DIMENSIONS SHOWN IN BRACKETS ARE MILLIMETERS ORDER No No REQ D 25 13 T30099023 SECTIONAL...

Страница 30: ...SM TRUE POSITION STRAIGHTNESS REVISIONS BY DATE NOTICE CHANGE CHKD APP SCALE DBV APP CHKD DR DATE TWO PLACE DECIMALS XX 015 FRACTIONAL 1 64 THREE PLACE DECIMALS XXX 005 FINISHED DIMENSIONS MAT L PATT...

Страница 31: ...NGER 6 TORQUE TO 35 FT LBS HEADPLATE 7 TORQUE TO 10 FT LBS GEARBOX END COVER 8 LOCKTIGHT AND TORQUE TO FT LBS 85 BOTTOM DRIVE OPTION SECTIONAL ASSEMBLY 81881023 FOR GAS SERVICE COMPRESSORS ONLY 90 90...

Страница 32: ...t 1 9 Nameplate Lube 1 14 Bearing G E Driven 3 15 Bearing Drive D E Drive 1 16 Pin Dowel 4 17 Gear Nut 2 19 Key 1 20 Screw Self Tap 1 21 Plug Pipe 3 23 Screw Hex 6 25 Breather Plug Vent 1 26 Screw Hex...

Страница 33: ...ip 1 34 Brg Clamp Plate D E 2 35 Lock Washer Spring 16 37 Sight Plug Oil Level 2 38 Sleeve GE DE 4 38 Sleeve Piston Ring 4 40 Slinger D E Top Drive 1 40 Slinger D E Bottom Drive 1 42 Rotation Arrow 1...

Страница 34: ...NOTES...

Страница 35: ......

Страница 36: ...ocal Fax 713 896 4927 Service Warranty Toll Free 1 800 866 6182 Local Phone 832 467 4614 Local Fax 713 896 4927 IRB 180 102 Rev 12 02 2002 Dresser Inc all rights reserved ROOTS RAM URAI and WHISPAIR a...

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