Engineered air PD SERIES Скачать руководство пользователя страница 27

A

   

PD MANUAL

 

 

IOM-39 

27 of 36 

Aug 99 R1 

 

BEARING

 

SETSCREW

 

TORQUES

 

 

Table 1 

Shaft

 

diameter

 

NTN

 

KOYO

 

NTN

 

KOYO

 

DODGE

 

Type

 

UC

 

SERIES

 

(set

 

screw)

 

UK

 

SERIES

  

(adapter

 

sleeve

 

locknut)

 

SC

 

203

215

 

SERIES

 

3/4"

     

(19mm)

 

 

35

 

in

lb

 

(3.9

 

Nm)

   

35

 

in

lb

 

(4.0

 

Nm)

Install

 

the

 

washer

 

and

 

lock

 

nut;

 

tighten

 

the

 

nut

 

fully

 

by

 

hand.

 

 

Apply

 

a

 

punch

 

or

 

screw

 

driver

 

into

 

the

 

notch

 

of

 

the

 

nut

 

and

 

tap

 

it

 

with

 

a

 

hammer.

 

Stop

 

tapping

 

after

 

the

 

nut

 

has

 

turned

 

60°

 

to

 

90°.

   

Do

 

not

 

strike

 

the

 

seal.

   

 

Bend

 

the

 

tab

 

on

 

the

 

rim

 

of

 

the

 

washer,

 

which

 

is

 

in

 

line

 

with

 

the

 

notch

 

of

 

the

 

nut.

 

 

If

 

a

 

tab

 

does

 

no

 

line

 

up

 

with

 

a

 

notch,

 

tighten

 

the

 

nut

 

further.

 

DO

 

NOT

 

BACK

 

THE

 

NUT

 

OFF.

 

66

 ‐ 

80

 

in

lb

 

(7.5

 ‐ 

9

 

Nm)

 

1"

 

(25mm)

 

 

35

 

in

lb

    

(3.9

 

Nm)

   

35

 

in

lb

   

(4.0

 

Nm)

126

 ‐

156

 

in

lb

 

(14

 ‐ 

18

 

Nm)

 

1

 

3/16"

 

 

(30mm)

 

 

43

 

in

lb

    

(4.9

 

Nm)

   

35

 

in

lb

   

(4.0

 

Nm)

126

 ‐

156

 

in

lb

 

(14

 ‐ 

18

 

Nm)

 

1

 

7/16"

   

(37mm)

 

 

51

 

in

lb

    

(5.8

 

Nm)

   

75

 

in

lb

   

(8.5

 

Nm)

126

 ‐

156

 

in

lb

 

(14

 ‐ 

18

 

Nm)

 

1

 

11/16"

(43mm)

 

 

69

 

in

lb

    

(7.8

 

Nm)

   

75

 

in

lb

   

(8.5

 

Nm)

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

1

 

15/16"

(49mm)

 

 

69

 

in

lb

    

(7.8

 

Nm)

 

155

 

in

lb

  

(17.5

 

Nm)

 

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

2

 

3/16"

(56mm)

 

 

87

 

in

lb

    

(9.8

 

Nm)

 

155

 

in

lb

  

(17.5

 

Nm)

 

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

2

 

7/16"

(62mm)

 

147

 

in

lb

  

(16.6

 

Nm)

 

155

 

in

lb

  

(17.5

 

Nm)

 

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

2

 

11/16"

(68mm)

 

173

 

in

lb

  

(19.6

 

Nm)

 

248

 

in

lb

  

(28.0

 

Nm)

 

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

2

 

15/16"

(75mm)

 

173

 

in

lb

  

(19.6

 

Nm)

 

248

 

in

lb

  

(28.0

 

Nm)

 

228

 ‐

272

 

in

lb

 

(26

 ‐ 

31

 

Nm)

 

Refer

 

to

 

bearing

 

manufacturers

 

literature

 

for

 

all

 

other

 

types

 

of

 

bearings.

  

 

LUBRICATION

 

OF

 

FAN

 

BEARINGS

 

 

Pool

 

dehumidifier

 

equipment

 

bearings

 

are

 

susceptible

 

to

 

airborne

 

chemical

 

attack.

  

The

 

following

 

tables

 

are

 

suggested,

 

and

 

based

 

on

 

a

 

24

 

hour

 

operation.

  

Actual

 

lubrication

 

schedules

 

should

 

be

 

determined

 

on

 

an

 

individual

 

basis.

 

 

Some

 

fans

 

have

 

permanently

 

lubricated

 

sealed

 

ball

 

bearings

 

which

 

should

 

not

 

require

 

lubrication.

 

These

 

bearings

 

are

 

factory

 

packed

 

30

 

to

 

50%

 

full.

 

Bearings

 

that

 

require

 

lubrication

 

should

 

be

 

greased

 

while

 

the

 

bearing

 

is

 

rotating

 

slowly,

 

with

 

the

 

following

 

quantities

 

of

 

a

 

lithium

 

base

 

lubricant.

 

DO

 

NOT

 

OVERGREASE.

  

DO

 

NOT

 

USE

 

NON

LITHIUM

 

BASED

 

GREASE.

 

 

Extended

 

lubrication

 

lines

 

may

 

be

 

provided.

  

Tubing

 

is

 

not

 

factory

 

filled.

 

Содержание PD SERIES

Страница 1: ...TORY USA HEAD OFFICE AND FACTORY CANADIAN EASTERN FACTORY 1401 HASTINGS CRES SE CALGARY ALBERTA T2G 4C8 Ph 403 287 2590 Fx 888 364 2727 32050 W 83rd STREET DESOTO KANSAS 66018 Ph 913 583 3181 Fx 913 5...

Страница 2: ...And Degreasing Of Water And Glycol Coils 14 Heat Transfer Fluids 14 Pool Water Piping 15 Before Start Up 15 Start Up Check List 15 Operation 19 Cooling Components 19 Refrigerant Handling 21 Compressor...

Страница 3: ...o control the relative humidity to minimize the associated problems The primary function of a pool dehumidifier PD series unit is to manage the humidity levels within the facilities This helps to redu...

Страница 4: ...lterations or where ENGINEERED AIR s installation and service requirements have not been met The foregoing warranty is in lieu of all other warranties express or implied ENGINEERED AIR specifically di...

Страница 5: ...internal damage Remove protective covers and check for internal damage Replace covers if the unit is not being assembled or installed at this time Open access doors and check for internal damage Close...

Страница 6: ...e Part 1 C S A Standard C22 1 Provincial and Local Codes and in accordance with the local authorities having jurisdiction 2 This unit shall be electrically grounded in accordance with the latest editi...

Страница 7: ...ion 5 The installation of this unit shall be in accordance with all other National State and Local Codes and in accordance with the local authorities having jurisdiction MINIMUM CLEARANCE TO COMBUSTIB...

Страница 8: ...nstructed on a structural steel base frame The unit base frame is equipped with lifting lugs specifically located to facilitate proper lifting of the unit Spreader bars must be used to keep rigging aw...

Страница 9: ...the unit As a minimum sleepers that are installed perpendicular to the length of the unit must be continuous across the width of the unit and shall be installed at the end lifting point base rails and...

Страница 10: ...ame of adjacent sections This may require personnel to work under the unit during assembly Injury or death can result from improper support or improper loading of the curb Additional temporary support...

Страница 11: ...led unit When ordered factory installed pipe chases and or electrical chases are built into the unit floor Factory chases are provided with covers that need to be replaced and sealed after piping and...

Страница 12: ...ad Amps 1 Maximum Total Length of Run 50 Ft 100 Ft 150 Ft 200 Ft 250 Ft 300 Ft 350 Ft 400 Ft 450 Ft 500 Ft 15 m 30 m 45 m 60 m 75 m 90 m 105 m 120 m 135 m 150 m 1 16 AWG 16 AWG 16 AWG 16 AWG 16 AWG 16...

Страница 13: ...coil connections when installing piping For refrigerant coils all piping is to be installed by a qualified refrigeration mechanic All refrigeration specialties shall be installed using good refrigera...

Страница 14: ...rain traps FLUSHING AND DEGREASING OF WATER AND GLYCOL COILS Coil tubing may contain material or residue from manufacturing transportation or storage To prevent possible damage to other components in...

Страница 15: ...pass any interlock or safety switches under any circumstances The start up and operation must be in accordance with safe practices Start up must be performed by qualified personnel Complete attached s...

Страница 16: ...kwards will typically have low head pressure high suction pressure and are usually noisy Screw compressors MUST be checked with a phase meter before starting If rotation is incorrect instantaneous per...

Страница 17: ...orator coil allowing the evaporator to have the most efficient moisture removal The bypass is factory set to a default value and must be field adjusted to ensure proper operation With the system runni...

Страница 18: ...possible for conditions other than low refrigerant charge to cause the sight glass to bubble Bubbling may occur when condenser fans cycles on superheat setting is too low or filter drier is plugged e...

Страница 19: ...ur wiring diagram to verify that all remote controls are properly located and correctly field wired Dehumidification systems first cool the air with an evaporator coil operating below the dew point te...

Страница 20: ...or a separate device 4 Head Pressure Control Head pressure controls are designed to maintain an adequate operating head pressure to allow the TX valve and other components to work correctly Low head...

Страница 21: ...R134a 150 psig 1040 kPa R407C 270 psig 1870 kPa R410A 370 psig 2550 kPa Caution When recovering refrigerant from a system equipped with a water cooled condenser the water valve must be manually opened...

Страница 22: ...the oil completely and add the compressor manufacturers measured oil charge for replacement compressors before placing the compressor into operation Contact the compressor manufacturer for the type a...

Страница 23: ...refrigerant into the system slowly until the system sight glass is clear The system must be at design air flow and load If the system is equipped with an Engineered Air Intercooler sight glass only r...

Страница 24: ...igerant and the rest of the circuit will be out of gas 4 To check for refrigerant in the inactive coil install a refrigerant gauge on the inactive condenser coil reheat pool heat or condenser coil and...

Страница 25: ...nt determine and fix the cause Properly remove and dispose of the contamination Properly clean and sanitize the affected area using only approved sanitizers suitable for HVAC equipment To provide a ma...

Страница 26: ...ssible without slipping in the pulley grooves Belt deflection 3 4 19mm for each foot 300mm of span between the pulleys FOR FANS EQUIPPED WITH PILLOW BLOCK BEARINGS Belt Deflection Allow 1 64 0 4mm of...

Страница 27: ...15 16 49mm 69 in lb 7 8 Nm 155 in lb 17 5 Nm 228 272 in lb 26 31 Nm 2 3 16 56mm 87 in lb 9 8 Nm 155 in lb 17 5 Nm 228 272 in lb 26 31 Nm 2 7 16 62mm 147 in lb 16 6 Nm 155 in lb 17 5 Nm 228 272 in lb...

Страница 28: ...2000 2500 3000 3500 4000 4500 Shaft DIA 11 16 3 3 2 1 1 1 1 1 1 15 16 2 7 16 3 2 2 1 1 2 11 16 2 5 16 2 2 1 1 3 7 16 3 15 16 1 1 Suggested initial greasing interval If safety permits re lubricate whi...

Страница 29: ...ease having these properties are Shell Alvania No 2 Mobil Mobilith AW2 Mobilith SHC100 Texaco Premium RB2 American Rykon Premium 2 Lubricate bearings prior to extended shutdown or storage and rotate s...

Страница 30: ...E 20 160 SAE 30 180 SAE 40 Static oil level should be at the center of the lower most roller do not overfill MOTOR LUBRICATION Refer to motor manufacturer for lubrication recommendations On motors hav...

Страница 31: ...the best service interval To clean rinse with water Shake off excess water and re install These filters do not require an oil adhesive Pleated Throwaway and or Replaceable Media Cartridge Bag Replace...

Страница 32: ...C glycol or other suitable fluid COATING MAINTENANCE Most natatorium HVAC equipment will have an epoxy interior coating Regularly inspect the coating for integrity Touch up epoxy paint is readily avai...

Страница 33: ...capacity and increased refrigerant head pressure Should this condition occur the condenser coil should be chemically cleaned or replaced Air Cooled The external surface of finned coils can be cleaned...

Страница 34: ...noted above or the maximum rated working pressure of the receiver or 90 of the receiver PRV Hot gas bypass Start to open pressure 52 psig 350 kPa 30 psig 210 kPa 105 psig 720 kPa CFC1 Cut In 290 psig...

Страница 35: ...ssor discharge temperature switch tripped Reset switch and check refrigerant charge Ice formation on evaporator coil Cold inlet temperature Raise the entering air temperature Air filters dirty Replace...

Страница 36: ...scharge Compressor 1 psig psig Compressor 2 psig psig Compressor 3 psig psig Compressor 4 psig psig Compressor 5 psig psig Compressor 6 psig psig Compressor 7 psig psig Compressor 8 psig psig Condense...

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