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Honeywell Aquastat L4007 Product Data page 10

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L4006,7,8; L6006,7,8 AQUASTAT
SPREAD JAWS
TO FIT OVER
RIDGE ON
WELL SPUD
SCREWDRIVER
MOUNTING CLAMP
DRAW
NUT
MOUNTING
CLAMP
B
TUBING
A
Fig. 8. Immersion well fitting.
NOTCHES FOR
CAPILLARY
TUBE (4)
7/8 IN. (22 MM)
DIAMETER
KNOCKOUT
BOTH ENDS
1
LEFT SNAP
SWITCH
(NO. 2)
RIGHT SNAP
SWITCH (NO. 1)
1 SELECT MODELS HAVE SIX TERMINALS.
Fig. 9. Internal view of L4008L or L6008G.
Mounting With Bulb Compression Fitting
1. Screw the fitting into the boiler or pipe tapping.
2. Slide the sealing washer onto the bulb.
3. Insert the bulb into the fitting until the bulb bottoms.
4. Slide the split sleeve into the fitting. (See Fig. 10).
60-2104—10
®
CONTROLLERS
JAWS
SPUD
WELL
BULB
M8777A
27-1/2 IN.
(70 MM)
SENSOR
10 FT. (3.0 M)
CAPILLARY
TUBE
MOUNTING
HOLES (3)
CLAMP B
CLAMP A
SPLIT SLEEVE
Fig. 10. Bulb compression fitting.
5. Place clamps A and B on the assembly so that the
sleeve is drawn into the fitting when the screws are
tightened.
NOTE: Make sure that the nub on clamp A engages the
space between the sleeve and the clamp.
6. Tighten the clamp screws evenly.
Mounting With Capillary Compression Fitting
1. Screw the fitting into the boiler or pipe tapping.
2. Place the packing nut on the tubing.
3. Slide the bulb completely through the fitting.
4. Place the composition disk and four slotted brass
washers on the tubing in the order shown in Fig. 11. Turn
the brass washers so the slots are 180 degrees apart.
CAPILLARY TUBING
COMPOSITION DISK
(SLOTTED)
M4673A
Fig. 11. Capillary compression fitting. Use with L4008.
5. Slide the seal assembly into the fitting and tighten the
packing nut.
Duct Mounting
1. Drill a 3/4 in. (19 mm) hole in the duct wall large enough
to admit the sensing bulb into the holder.
2. Using the holder as a template, mark and drill holes for
the bulb holder mounting screws. (See Fig. 12).
10
CLAMP SCREWS (2)
BULB
COMPRESSION
SEALING
FITTING
WASHER
INSERTION LENGTH
APPROX. 3-3/16 IN. (81 MM)
Use with L4006A,B; L6008A.
IMMERSION
BULB
BOILER PLUG
EXAMPLE OF SLOTTED WASHERS
ASSEMBLED
IN PAIRS:
PACKING NUT
BULB
M8815A
M8816A

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