Emerson B-106-300NH GUI Assembly Replacement, Heater / FAN / Thermoswitch Replacement

Instruction Manual

Appendix E Rev. 4.5 June 1999

World Class 3000

i.Replace protective cover (13) and secure with washers (15) and screws (14).

j.Close cover door (16) and secure with screws (17).

E-11 GUI ASSEMBLY REPLACEMENT

These replacement instructions are provided for GUI equipped systems. Refer to Figure E-7.

Disconnect and lock out power before	E-12
working on any electrical components.
There is voltage up to 240 Vac, and
could cause personal injury.

a.Turn off power to the system.

b.Open cover door (43, Figure E-7)of the IFT by removing screws (5).

1.	Screw	4.	Cover Door
2.	Washer	5.	Screw, M4
3.	GUI Assembly	6.	O-Ring
	6		5
			4
	3		(SEE
			NOTE 1)
2
1

c.Disconnect GUI assembly cables from mi- croprocessor board (11, Figure E-6).

d.Remove GUI assembly (3, Figure E-7)by removing screws (1) and washers (2).

e.Attach new GUI assembly to inside of cover door (4) with washers (2) and screws (1).

f.Reconnect GUI assembly cables to micro- processor board (11, Figure E-6).

g.Close cover door (4, Figure E-7)and secure with screws (5).

HEATER / FAN / THERMOSWITCH REPLACEMENT

These replacement instructions are provided for heater/fan/thermoswitch equipped systems.

a. Heater Replacement

Disconnect and lock out power before working on any electrical components. There is voltage up to 240 Vac, and could cause personal injury.

1.Turn off power to the system.

2.Open cover door (1, Figure E-8)of the IFT by removing screws (5, Figure E-7).

3.Remove protective cover (4) by re- moving screws (2) and washers (3).

H
ELP
	D
	ATA
ESC	C	AL

SETUP

ENTER

NOTES:

1.GUI MOUNT AREA IS PART OF COVER DOOR.

2.GUI FACES INSIDE OF IFT ENCLOSURE WHEN COVER DOOR IS CLOSED.

3.NOT ALL PARTS SHOWN ARE AVAILABLE FOR

PURCHASE SEPARATELY. FOR A LIST OF
AVAILABLE PARTS, SEE TABLE E-3.	21240001

Figure E-7. Replacing the GUI Assembly

4.Disconnect cable (1, Figure E-6)from microprocessor board (11, Figure E-6).

5.Partially remove mounting plate as- sembly (15) from enclosure (23) by removing necessary screws.

6.Remove screws (11) and washers (12) to free heater mounting plate (20) from mounting plate (15).

7.Cut wires to old heater (21) close to the heater; then remove old heater from heater mounting plate (20).

E-12 Appendices Rosemount Analytical Inc. A Division of Emerson Process Management