World Class 3000

Instruction Bulletin

Appendix E Rev. 4.6 May 2005

E-13 REPLACE TRANSFORMER

c. Cut heater lead wires (only) approximately

 

 

 

two inches (50 mm) from fan and heater

a.

Unplug transformer connector plugs (not

 

connector plug.

 

shown) from power supply board (4, Figure

d.

 

 

E-8).

Strip 0.5 to 0.6 in. (13 to 15 mm) of insula-

b.

Remove four screws (9), flat washers (10),

 

tion from heater leads of connector plug.

e.

 

 

and internal lock washers (11).

Install one 2-in. (50 mm) length of heat

 

 

 

shrink tubing onto each lead of new heater

c.

Remove ground wire (12).

 

(14).

d.

Remove transformer (13) from electronics

f.

Connect and solder heater lead wires to

 

chassis (8).

 

mating lead wires on fan and heater con-

 

 

 

nector plug. Center and install heat shrink

e.

Install new transformer (13) on electronics

 

tubing over soldered wire connections.

 

chassis (8).

g.

Remove adhesive seal paper from back of

 

 

f.

Assemble one screw (9), lock washer (11),

 

replacement heater (14). Carefully align and

 

ground wire (12), and flat washer (10). In-

 

adhere replacement heater on wall of elec-

 

stall ground wire fasteners in mounting hole

 

tronics chassis (8) as shown.

 

of transformer (13) as shown.

h.

Connect heater and fan connector plug to

 

 

g.

Apply Loctite P/N 08431 thread locking

 

mating receptacle on power supply board

 

compound to leading threads of screws (9).

 

(4).

h. Secure transformer (13) with remaining

E-15 INSTALL ELECTRONICS CHASSIS

 

three screws (9), flat washers (10) and lock

 

 

 

washers (11).

Use the following instructions to install the as-

 

 

sembled electronics chassis in the enclosure.

i.Connect connector plugs of transformer (13)

to mating receptacles on power supply

a. Place electronics chassis (3, Figure E-9) in

board (4).

enclosure (4). Tighten captive screws (12).

E-14 REPLACE HEATER AND THERMOSWITCH

b. Insert tabs of microprocessor assembly (10)

Use the following instructions to replace a dam-

in mating slots of electronics chassis (3)

 

aged heater and thermoswitch assembly.

c. Slide microprocessor assembly (10) down

a. Unplug fan and heater connector plug from

and install washer (9) and screw (8).

 

power supply board (4, Figure E-8).

d. Plug heater and fan connector plug into

b. Heater and thermoswitch assembly (14) is

mating connector on power supply board

(13).

bonded to wall of electronics chassis (8).

 

Using alcohol solvent and putty knife, re-

e. Plug two ribbon cables (5 and 6) into mating

move damaged heater and thermoswitch

connectors on microprocessor assembly

assembly.

(10).

Rosemount Analytical Inc. A Division of Emerson Process Management

Appendices E-13

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Emerson 3000 instruction manual Replace Transformer, Install Electronics Chassis, Replace Heater and Thermoswitch
Page 162 Page 164

3000 specifications

The Emerson 3000 is a cutting-edge control system designed to enhance the efficiency, reliability, and precision of industrial operations. Employed across various sectors such as oil and gas, pharmaceutical, food and beverage, and power generation, the Emerson 3000 has gained recognition for its robustness and versatility.

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