Chromalox HVH-TK6 Installation, Betrieb und Erneuerung Identifizierung der Teile - Seite 2

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Step 2 (Figure 2)

1. Remove (2) screws on cover and open cover.

2. Feed thermostat capillary (be careful not to kink or make any

sharp bends) out through the hole made in step 1.

3. Mount body of thermostat to front of heater case using the (2)

6-32 flat head screws (not location of leadwires shown in illus-

tration). Attach new label and knob provided with TK kit.

KNOB

6-32 FLAT

LABEL FOR

HEAD

THERMOSTAT

SCREW

THERMOSTAT

BODY

Figure 2

Step 3 (Figure 3)

1. Attach thermostat bulb to case using the (2) clamps and

screws.

2. Make a slit in the rubber grommet and insert the grommet over

the capillary.

3. Install the grommet into the hole in the case.

Figure 4

208-277V 1Ø — 2.6 & 5 kW

INSTALLATION (cont'd.)

SHEET METAL

SCREW

CLAMP

THERMOSTAT

BULB

RUBBER

GROMMET

LEADWIRES

WIRING DIAGRAMS

Optional Thermostat

Built in or field installed

Blue

Motor

Figure 3

Step 4

1. For TK-6 Thermostat kits, wire one blue lead of thermostat to

terminal block pole "L1" and the other blue lead to terminal

block pole "L2". Connect incoming power wiring to the black

leads with wire nuts provided by others. See figure 4 for line

voltage thermostat. See figure 8 for control voltage thermostat.

For TK-5 thermostat kits with an internally provided control

circuit, remove white jumper wire on terminal block between

poles "C1" and "C2". Connect blue wire of thermostat to pole

"C1" and black wire to "C2". See figures 5, 6 or 7.

For TK-5 thermostat kits with an externally provided control

circuit, remove white jumper wire on terminal block between

poles "C2" and "C3". Connect blue wire of thermostat to pole

"C2" and black wire to "C3". See figure 7.

2. Inspect wiring to make sure it matches the appropriate wiring

diagram.

3. Close heater cover and reattach screws.

Optional Disconnect Switch

Built in or field installed

Black

Cutout

Terminal

Block

1Ø Element Wiring

(Omit for 2 Element

Power

}

Heaters)

60 Hz

Elements