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L4006,7,8; L6006,7,8 AQUASTAT
®
CONTROLLERS
7 60-2104—10
Table 2. L6006, L6007, L6008 Controller (SPDT Switching) Specifications.
Model Application
Range
°F (°C)
Midscale
Differential
°F (°C) Insertion
a
Available Options
L6006A Circulator and low
limit or high limit
100° F to 240° F
(38° C to 116° C)
or
100° F to 290° F
(38° C to 143° C)
5° F (3° C) fixed
or
5° F to 30° F
(3° C to 17° C)
adjustable
Horizontal — SUPER TRADELINE model
available.
— Modified dial with stop.
— NPT brass spud 1/2 in. or 3/4
in. (13 mm to 19 mm)
— 3-3/8 in. (86 mm) insertion.
— Without well.
— Adapter for horizontal or
vertical mount.
— Insulation depth 1-1/2 in. or
3 in. (38 mm or 76 mm).
L6006B Circulator and low
limit or high limit
100° F to 240° F
(38° C to 116° C)
5° F (3° C) fixed
or
5° F to 30° F
(3° C to 17° C)
adjustable, or
30° F (17° C)
fixed.
Horizontal — Direct immersion.
— Insulation depth 1-1/2 in.
(38 mm).
— 3/4 in. (19 mm ) brass
compression fitting.
L6006C Circulator, low limit,
and high limit
65° F to 200° F
(18° C to 93° C)
5° F (3° C) fixed
or
5° F to 30° F
(3° C to 17° C)
adjustable
Horizontal or
vertical surface
mounted
— TRADELINE model available.
— Strap-on, surface mount.
L6007A Circulator and low
limit or high limit
40° F to 180° F
(4° C to 82° C)
Fixed Horizontal or
vertical
— Insulation depth 1-1/2 in. or 3
in. (38 mm or 76 mm).
L6008A Circulator and low
limit cooling
100° F to 240° F
(38° C to 116° C)
or
-30° F to +70° F
(-35° C to +21° C)
5° F (3° C) fixed
or
5° F to 30° F
(3° C to 17° C)
adjustable
Remote bulb — TRADELINE models
available.
— Modified dial with stop.
— Capillary 5-1/2 ft (1.7 m).
L6008G Two-stage Aquastat
Controller to cycle
two-stage gas
valve.
130° F to 230° F
(54° C to 110° C) or
60° F to 160° F (16°
C to 71° C)
3-1/2° F (2° C)
fixed
Remote bulb — Capillary 6 ft (1.8 m).
— Adjustable interstage
differential; 5° F to 10° F
(2° C to 6° C).
L6008H
(maximum
temperature
of element
405° F
(207° C))
Low fire Aquastat
Controller
150° F to 200° F
(66° C to 93° C)
15° F (8° C)
fixed
Remote bulb — Capillary 33 in. (0.8 m).
a
Some models include copper well or fitting; specify when ordering. Also specify boiler tapping size 1/2 or 3/4 in. NPT and
insulation depth.