background image

4

T

T

T

T

T

T

T

T

T

TT

T

T

T

T

T

T

T

T

T

CKT A

CKT B

UNIT 

S

IZE:

 260, 2

8

0, 

3

00

UNIT 

S

IZE:

 220, 240

CKT B

CKT A

CKT A

CKT B

UNIT 

S

IZE:

 1

8

0, 200

UNIT 

S

IZE:

 

3

25, 

3

50

CKT A

CKT B

CKT C

CKT A

CKT B

UNIT 

S

IZE:

 400

UNIT 

S

IZE:

 140, 160

CKT A

CKT B

CKT C

CKT A

CKT B

UNIT 

S

IZE:

 450, 500

CKT A

CKT B

UNIT 

S

IZE:

 0

8

0

CKT A

CKT B

UNIT 

S

IZE:

 090-120

F

ig. 2 — Dis

c

ha

rge

 M

a

nifo

ld Lo

cat

ion 

for

 M

inimum 

Loa

Piping

 Pe

r Circu

it

          

            LEGEND

NO

TES:

1.

Diag

ra

ms vie

w

 3

0

XA

 f

rom the cooler side

.

2.

Shaded a

rea deno

tes th

e location of manif

o

lds

.

CB

Contro

l Bo

x

CKT

Cir

c

u

it

T—

T

ee (br

a

z

e

 tee in this dis-

charge manif

o

ld location)

a30-4498

Summary of Contents for MINIMUM LOAD CONTROL ACCESSORY 30XA080-500

Page 1: ...be Assembly 1 Remove refrigerant charge from the circuits using an approved refrigerant recovery device before proceeding with this installation Follow good piping practices 2 Locate the discharge man...

Page 2: ...n cable assembly 30XA140 240 400 all voltages and 30XA080 120 200 230 v 380 v HY89TB010 3 Wire nut Splice communication cable 30XA080 120 460 v 575 v HGBP Hot Gas Bypass ORS O Ring Seal TB Terminal Bl...

Page 3: ...the side of condenser coil V TH70400410 2 Cable assembly One per circuit Connect to solenoid coil assembly and terminal block TB5 in control box 00PPN500000401A 4 No 10 screw Mount tube clamps 32GB50...

Page 4: ...ZE 400 UNIT SIZE 140 160 CKT A CKT B CKT C CKT A CKT B UNIT SIZE 450 500 CKT A CKT B UNIT SIZE 080 CKT A CKT B UNIT SIZE 090 120 Fig 2 Discharge Manifold Location for Minimum Load Piping Per Circuit L...

Page 5: ...TUBE ASSEMBLIES CUT 1 1 2 IN OFF THE DISCHARGE MANIFOLD BRAZE THE TEE IN THIS LOCATION REMOVE TRIM PANEL TO ACCESS Fig 3 Typical Solenoid Valve Tube Assembly Installation Fig 4 Discharge Manifold Mod...

Page 6: ...4 with the provided red wire in the harness assembly Find two 2 pin plugs marked J1 11 12 with red and brown wires in the harness assembly Connect the plug to the HGBP Pump board J1 with the red wire...

Page 7: ...BRN CB14 3 2 AMPS BRN RED 2 1 12 11 FIOP ACCESSORY J1 HGBP PUMP BOARD Fig 6B HGBP Pump Board and CB14 Mounting Location 30XA080 120 460 v 575 v Fig 7 HGBP Pump Board 24 v Power Wiring a30 4506 TOUCH...

Page 8: ...f switch SW2 The chiller is now configured for minimum load valve control Test Minimum Load Relay Output Use the Touch Pilot or Navigator display s service test mode and the instruc tions given in the...

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