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Page 8

BLK 

BLU 

BRN 

GRY 

ORN 

ORANGE 

GREY 

BROWN 

BLUE 

BLACK 

PNK 

RED 

W

G/Y 

GREEN/YELLOW 

WHITE 

RED 

PINK 

VIO 

VIOLET 

(IF FITTED)

3

4

S3

S4

RED 0,5

RED

0,5

RED 0,5

GRY 0,5  
RED 0,5  
WHT 0,5  

G/Y

 1,0

BRN 1,0

BRN

 1,0

BLU 1,0

BLK 0,5  

DO NOT SCALE PRINT

COMP RUN CAP 

HARD START CAP 

W

HT

 

0,

5

PNK 1,5

FAULT 

BLACK FLYING LEADS 

LAMP 

C3 

C1    30uF

LP4

2 POSN SWITCH 

DEFROST STAT 

SOLENOID VALVE 

BLU 0,5 

FAN SPEED 

R

ED/B

R

N 0,

5

RED 0,5

GRY 0,5

RED/BLU 0,

5

F

LYI

NG

 L

E

A

F

LYI

NG

 LEA

D

 

BLU 0,

5

 

BLU 0,5 

S2 

FT 

BASE EARTH 

G/Y 1,5

PN

K 0,

5

RED/BRN 0,5

RED/BLU 0,5

1

 

2

 

F

T

 

LOW 

HIGH 

C5

BLK 1,5

BLK 1,5

RE

D

/BLK 

0,5

RE

D

/BLK 0,5

R

ED

/BRN

 0,5

BLU 0,

5

G

R

N

/Y

E

L

 1,

0

BRN 

0

,5

ORN 0,5

W

HT

 0

,5

PNK 

0,5

K1

N

L

TERMINAL

BLOCK

G/Y 1,5

COMPRESSOR

  COVER

ORN/BLK 0,5

ORN

 0,5

R

ED/O

R

N 0,

5

EVAPORATOR

BLU 0,5  

GR/BLU 0,5

W

HT

 0

,5

MAIN FAN

FAST

SLOW

FAN CAP 

BRN 0,5

C2     5uF

FAN CAP  

C5    8uF

BLU 0,5

BLU 0,5

BLU

 0,5

BLU

 0

,5

RED 0,5

R

ED

 0,5

BLU

 0,5

BLU 0,5

ORN

 0,5

G

R

N/Y

EL 1,

0

N

L

CONDENSER

RED/ORN 0,5

ORN/BLK 0,5

MAIN

CONDENSER

CONDENSER FAN

FAN MOTOR 

MV 2 

FAN SPEED CAP 

C6    25uF

G

R

N/Y

EL

BLU

BLK

BR

N

FAN SPEED CAP 

C4    6uF

FAN MOTOR 

MV 1 

8

 COM

 

7

 N/C 

6

 N

/O 

FAU

L

T

 S

IGNA

4

 O

U

SI

G

N

A

L I

N

 

2

 L 

N

 

PUMP CONTROLLER 

FLOAT

SWITCH 
HIGH LEVEL 

FLOAT

SWITCH 
LOW LEVEL 

SUMP 

GREY

GREY

GREY

GREY

FS1 

FS2 

CONDENSATE PUMP KIT (WHEN FITTED)

NOTE ORIENTATION OF SWITCHES 

CONDENSATE

PUMP

MP

G

RN/

YEL

BLU

BLK

BRN

THT

 AI

R

HP 

LP 

C2

 

F1 

LOW 

COND PUMP/ KIT 

LP1

BOTTLE F

IT

TED

M

P

 

FS1 

FA

UL

T

IN 

COM

 

N

C

 

N

O

 

8

7

5

1

4

9

3

6

2

F

S2

SI

G

 I

N

 

O

UT

 

TIME 

DELAY 

MC 

BO

T

TLE/SUMP

  

  F

U

LL

LI

N

W

H

EN

 PUMP

  

KI

T

 FI

T

TED

6 mins 

C1

 
C1

 

C3 

2

4

6

5

3

1

3

6

2

1

4

5

FA

N

 O

N

LY

C

O

O

L

S1

LP4

LP5

F2

22

21

K1

D

1

M

V2

MV

1

S2

LP3

LP2

COMPRESSOR HEATER

LOW 

HIGH 

3

2

1

LOW 

S2

C4

C6

LP5

FAULT 

SUMP

FULL

Summary of Contents for ET15

Page 1: ... RESTRICTED TO ANDREWS TRAINED STAFF ONLY SD259752 Iss 22 1 DO NOT APPLY MAINS WATER PRESSURE TO PAC UNITS ACCESS TO THE FILLING POINT FOR THE WATER CIRCULATING SYSTEM IS REACHED BY REMOVAL OF THE FILLER ACCESS PLATE IN THE PAC ROOM UNIT BACK PANEL 2 WHEN REMOVING A PAC UNIT FROM AN INSTALLATION DISCONNECT WATER QUICK COUPLINGS AT ROOM UNIT FIRST ...

Page 2: ...Page 2 ...

Page 3: ...let to be adjusted vertically and horizontally and in conjunction with the fan speed control switch the air velocity and direction can be carefully set up to obtain maximum coverage of the area being cooled without causing drafts An alternative top pavel with twin 7 ducts is available Adjust able grilles and 7 ducts are not available for machines with a convex console Care should be taken to avoid...

Page 4: ...inside Also remember that plastic and rubber becomes much more flexible when warm and as a result much more USE THE CHAINS PROVIDED TO SUPPORT THE HEAT EXCHANGER IT WOULD BE HIGHLY DANGEROUS TO SUPPORT THE HEAT EXCHANGER BY MEANS OF THE FLEXIBLE LINES ALONE susceptible to distortion ET15AX Condensate from the room unit is collected in an internal tank and emptied by the user An optional pump kit m...

Page 5: ...cooling mode before removing the header tank cap and as with all pressure caps remove slowly It is recommended that a mixture by volume of one part antifreeze to two parts water is utilised this will prevent freezing down to an external temperature of 20 C 5 F The approximate total volume of the PAC system complete with heat exchanger and lines is shown below WAC PAC fluid levels are checked at th...

Page 6: ... R 0 5 R BL 0 5 R B 0 5 R BL 0 5 BLUE FLYING LEAD BLACK FLYING LEAD BROWN FLYING LEAD TERMINAL BLOCK G R 0 5 G R 0 5 S2 MV PAC15 22 HEX UNIT SOCKET TO HEX UNIT BR 0 5 G Y 1 0 E L N B 0 5 B 0 5 BASE EARTH G Y 1 5 G Y 0 75 G Y 1 0 B 0 5 B 0 5 V 0 5 R BR R B L N GRN YEL FLYING LEAD GRN YEL BRN BLU 2 1 5 6 7 8 FAN SPEED CAP C4 16uF HEX WATER PUMP 7 4 9 6 B A 6 3 5 2 1 4 HEX UNIT MV AIR STAT 1 4 HP LP ...

Page 7: ...OST CHILL BR 1 5 B 1 5 CONTROL FUSE 7A CONDENSATE FUSE 1A BR 1 5 0 5 CONTACTOR B AUX A1 22 BR 0 5 BR 5 B 0 75 BR 0 5 5 W 0 5 BL W 0 5 RELAY No 1 W BL 0 5 P 0 5 P 0 5 P 0 5 O BL 0 5 O 0 5 O 0 5 GR B 0 5 W R 0 5 W R 0 5 B 0 5 G R 0 5 R 0 5 R 0 5 W 0 5 GR 0 5 GR 0 5 BR 0 5 BR 0 75 R 1 5 BL 1 5 FLYING LEAD FLYING LEAD SUMP GREY GREY GREY GREY R BR 0 5 BR 0 5 BL W 0 5 B 0 5 BR 1 5 B 1 5 W R 0 5 B 0 5 W...

Page 8: ...EVAPORATOR BLU 0 5 GR BLU 0 5 WHT 0 5 MAIN FAN FAST SLOW FAN CAP BRN 0 5 C2 5uF FAN CAP C5 8uF BLU 0 5 BLU 0 5 BLU 0 5 BLU 0 5 RED 0 5 RED 0 5 BLU 0 5 BLU 0 5 ORN 0 5 GRN YEL 1 0 N L CONDENSER RED ORN 0 5 ORN BLK 0 5 MAIN CONDENSER CONDENSER FAN FAN MOTOR MV 2 FAN SPEED CAP C6 25uF GRN YEL BLU BLK BRN FAN SPEED CAP C4 6uF FAN MOTOR MV 1 8 COM 7 N C 6 N O 5 FAULT SIGNAL 4 OUT 3 SIGNAL IN 2 L 1 N PU...

Page 9: ... 2 3 3 POSN SWITCH DELAY TIMER MAINS DEFROST CHILL WHT 0 5 BLK WHT 0 5 PNK 0 5 BLU 0 5 GRY 0 5 RED BRN 0 5 BRN 0 5 GRN BLU 0 5 BLU 0 5 BRN 1 5 BLU 1 5 WHT RED 0 5 BRN 0 5 BRN 0 5 FAN ONLY COOL AT S1 LP2 LP1 D PAC15 ADJACENT TO COMPRESSOR BLU 0 5 B 1 5 BLU 1 5 BLU 1 5 BLU 1 5 BR 1 5 BRN 1 5 BRN 1 5 R 0 5 W 0 5 W 0 5 W 0 5 R 1 5 RED 1 5 BLK 1 5 BLk 1 5 PNK 1 5 ORN BLK 0 5 ORN BLK 0 5 G Y 1 5 LP3 ORN...

Page 10: ...EL FLYING LEAD GRN YEL BRN BLU 2 1 5 6 7 8 B 1 5 FAN CAP COMP RUN CAP HARD START CAP BL 1 5 P 1 5 BLACK FLYING LEADS BR 0 5 C3 C1 30uF C2 5uF GR B 0 5 FAULT LAMP FL GR B 0 5 LUG 1 2 3 2 POSN SWITCH FAN SPEED REAR VIEW R BR 0 5 R BL 0 5 R B 0 5 S2 RED WHT 0 5 R BRN R B FAN SPEED CAP C4 16uF WATER PUMP HP LP FS1 FS2 A2 A1 5 3 1 6 4 2 FL MC C1 C3 S R C AUX N C D 6 mins 1 2 4 3 DL 1 2 3 C2 MV CL S2 FT...

Page 11: ...R B 0 75 BL W 0 5 W BL 0 5 P 0 5 P 0 5 O 0 5 O 0 5 GR B 0 5 W R 0 5 W R 0 5 B 0 5 G R 0 5 R 0 5 W 0 5 GR 0 5 GR 0 5 BR 0 5 BR 0 75 R 1 5 BL 1 5 SUMP GREY GREY GREY GREY BR 0 5 W BL 0 5 B 0 5 BR 1 5 B 1 5 W R 0 5 B 0 5 W R 0 5 B 0 5 W R 0 5 W 0 5 O 0 5 BR 0 5 B 0 5 BR W R 0 5 W 0 5 B 0 5 GR 0 5 B 0 5 WATER PUMP BR 0 75 N C S1 CL DL RL D FT Y FS1 FS2 NOTE ORIENTATION OF SWITCHES B 0 5 A2 W 0 5 1 5 0...

Page 12: ... BRN 0 5 ORN 0 5 N L TERMINAL BLOCK G Y 1 5 COMPRESSOR COVER ORN BLK 0 5 CONDENSER MAIN BLU 0 5 ORN 0 5 GRN YEL 1 0 R ORN 0 5 O BLK 0 5 BLU 0 5 BLU 0 5 CONDENSER FAN FAN MOTOR MV 2 CONDENSATE PUMP KIT WHEN FITTED MAIN FAN RED BRN 0 5 GRY BLU 0 5 ORN 0 5 O BLK 0 5 R ORN 0 5 FAN MOTOR MV 1 BLK WHT 0 5 RED BLU 0 5 EVAPORATOR FAN SPEED CAP C4 6µF B 1 0 8 COM 7 N C 6 N O 5 FAULT SIGNAL 4 OUT 3 SIGNAL I...

Page 13: ... 5 GRY BLU 0 5 PNK 0 5 BLK WHT 0 5 VIO 0 5 WHT RED 0 5 WHT RED 0 5 BLU 0 5 PNK 0 5 BLU 0 5 BLU 0 5 R BRN 0 5 R BRN 0 5 R BLK 0 5 5 BRN 0 5 WHT 0 5 BLU 0 5 BLU 0 5 K3 K2 1 2 3 4 5 6 7 8 9 A B GRY BLU 0 5 WHT 0 5 PNK 0 5 BRN 0 5 BLU 0 5 BLU 0 5 PNK 0 5 P 2 AIR STAT AT LUG 1 2 3 C L H C L H 3 6 9 B 2 1 5 8 4 7 A 3 6 9 B 1 4 A 7 6 4 2 22 A2 N C AUX A1 21 5 3 1 F1 3 POSN SWITCH REAR VIEW H MAINS DEFROS...

Page 14: ... 1 0 BR 0 5 S R C E L N LAMP C3 C1 C2 FL MC TERMINAL BOX G Y G USA BR BL USA B W USA WATER PUMP 6 3 5 2 1 4 AIR STAT 1 4 HP LP FS1 FS2 A2 A1 5 3 1 6 4 2 FL MC C1 C3 S R C AUX N C D 6 mins 1 2 4 3 DL 6 5 4 C2 MV CL S2 FT B Y RL S1 SUMP HEATER F1 F2 COOL FAN ONLY LOW HIGH IN N COM NC IN L OUT NO PUMP CONTROLLER TIME MP DELAY HEX UNIT L N G R 0 5 G R 0 5 BLUE BROWN BLACK YELLOW GREEN G Y 0 5 W 0 5 BR...

Page 15: ... 5 BR 0 5 W 0 5 BL W 0 5 W BL 0 5 P 0 5 P 0 5 P 0 5 O BL 0 5 O 0 5 O 0 5 GR B 0 5 W R 0 5 W R 0 5 B 0 5 G R 0 5 G R 0 5 R 0 5 R W 0 5 GR 0 5 GR 0 5 BR 0 5 BR 0 5 BR 1 0 R B 0 5 R B 0 5 R BL 0 5 BLUE FLYING LEAD BLACK FLYING LEAD WHITE BROWN BR 0 5 RED NOT USED R 1 5 BL 1 5 FLYING LEAD FLYING LEAD SUMP GREY GREY GREY GREY R BR 0 5 BR 0 5 W BL 0 5 B 0 5 BR 1 5 B 1 5 W R 0 5 B 0 5 W R 0 5 G Y 1 0 G Y...

Page 16: ...DEFROST LAMP CL CHILL LAMP RL MAINS OR RUN LAMP S2 FAN SPEED SWITCH F1 CONTROL FUSE F2 CONDENSATE FUSE FS1 FLOAT SWITCH HIGH LEVEL FS2 FLOAT SWITCH LOW LEVEL HP LP D K MC MV C1 C2 Y AT LOW PRESSURE SWITCH DELAY TIMER RELAY COMPRESSOR MOTOR FAN MOTOR COMPRESSOR CAPACITOR FAN CAPACITOR SOLENOID VALVE AIR THERMOSTAT HIGH PRESSURE SWITCH MP CONDENSATE PUMP C3 HARD START CAPACITOR S3 FAN SPEED SWITCH D...

Page 17: ... 5 BR 1 5 BR 1 5 B 0 5 B 0 5 W R 0 5 W R 0 5 W R 0 5 W R 0 5 B 0 5 B 0 5 R BR 0 5 W R 0 5 G R 0 5 G R 0 5 W 0 5 GR 0 5 B 0 5 R 0 5 BR 0 5 BR 0 5 BR 0 5 P 0 5 O BL 0 5 W 0 5 W BL0 5 W BL0 5 W BL0 5 O 0 5 BLUE 4 5 6 1 2 3 3 POSN MODE SWITCH S1 FAN ONLY COOL BR 1 0 R 0 5 BR 0 5 BR 0 5 BR 0 5 W BL 0 5 W 0 5 W BL0 5 BLUE BLUE P 0 5 GREY GREY GREY GREY FLY LEADS B 0 5 B 0 5 B 0 5 B 0 5 B 0 5 B 0 5 B 0 5...

Page 18: ...CKWISE to the number 8 position b Plug in the room unit mains cable and switch on electricity red mains light will illuminate c Select Fan Only with the mode switch The fan will start d Select Fan Speed with the fan speed switch high or low depending on air velocity required e Select Cooling with the mode switch and revolve the thermostat knob fully ANTICLOCKWISE to the number 1 position If fitted...

Page 19: ...URE RED RED HIGH PRESSURE RE SET LOW PRESSURE RE SET FAN ONLY POSITION COOLING POSITION OFF POSITION FAN SPEED LOW FAN SPEED SWITCH FAN SPEED HIGH e The PAC22 MK3 is fitted with a digital thermostat which is factory preset at 28ºC With the PAC set like this the PAC starts to cool at 29ºC and will stop cooling at 28ºC Changing the set point Thermostat marked TLZ11 TLZ 11 Thermostat Press P button o...

Page 20: ...is fitted to optional ducting The switch is situated in the electric box and is accessed by removing the upper back panel It needs to be set to the 3 position Use of the switch in this position 3 without ducting fitted will result in failure of the PAC causing blown fuses or burning out of the fan motor ...

Page 21: ...STALLATION LINESET FROM PAC THIS SIDE WALL WALL FIT FULL PLATE FIRST 265 75 4 HOLES DIA 6mm TOP BOTTOM INSIDE WALL OUTSIDE WALL TOP BOTTOM POSITION FOR A PADLOCK TO SECURE LID TO BOX IF DESIRED 35 The PAC22MK3 has an optional wall plate kit which is installed in the following way Please note Fixings provided are for securing the kit to a brick wall ...

Page 22: ...e whole rear face of the grille The filter see Fig 4 can be washed in warm soapy water rinsed and shaken dry before replacement Frequency of cleaning depends upon application and can only be determined by the user However you should never allow more than two months to elapse between cleaning The probable life of the filter will be about one year and spares are available from the supplier of the un...

Page 23: ...glycol 33 or 50 in PAC HEX6500AHXS External heat exchanger coil blocked with dirt clean Air cooled units lack of air flow from exhaust kinked or blocked duct duct too long Problem No Cooling Diagnosis Amber ATTENTION PAC22mk3 Red Low Pressure fault lig light illuminated Low pressure trip Cure Press button to re set and check for No air flow blocked filter Evaporator blocked with ice Very low air t...

Page 24: ...mp Amber 11 ERROR CODES ASSOCIATED WITH DIGITAL THERMOSTAT TLZ11 THERMOSTAT DISPLAY ERROR ACTION E1 OR E1 PROBE INTERRUPTED OR SHORT CIRCUIT VERIFY CORRECT CONNECTION BETWEEN PROBE AND STAT THEN VERIFY CORRECT FUNCTIONING OF PROBE EEPr INTERNAL MEMORY ERROR CHECK AND IF NECESSARY REPROGRAMME THE PARAMETERS FUNCTION ...

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Page 28: ...Page 28 AIR TREATMENT DIVISION Andrew Sykes Hire Limited Premier House Darlington Street Wolverhampton WV1 4JJ Telephone 01902 328700 Fax 01902 422466 ...

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