Service Parts - Siemens OpenAir GCA Series Technical Instructions

OpenAir GCA Series Spring Return 142 lb-in Electronic Damper Actuator
Accessories,
Continued

Service Parts

985-003
Position indicators
(10/pkg)
Siemens Building Technologies, Inc.
Figure 8. Special Shaft Adapter.
(14)
Figure 9. Weather Shield.
Thermostat
Figure 10. Heater/Weather Shield
Assembly.
Figure 11.
499 Ohm Resistor Assembly Kit.
985-004
Standard shaft adapter
Figure 12. Orderable Service Parts.
ASK74.1U: Shaft adapter will attach to a 1.05-inch
(26.6 mm) diameter shaft; the standard self-centering
adapter will accept up to a one-inch (25.4 mm)
diameter shaft.
• Adapter can be used for coupling to slightly
oversized one-inch (25.4 mm) jackshafts.
• Shaft adapter is 13/16-inches (20 mm) shorter than
the height of the self-centering shaft adapter.
ASK75.1U: GCA actuators are UL listed to meet
NEMA 3R requirements (a degree of protection
against rain, sleet, and damage from external ice
formation) when installed with ASK75.1U Weather
Shield and outdoor-rated conduit fittings in the vertical
position.
For dimensions, see Figure 28.
985-106: Provides protection for GIB, GBB and GCA
OpenAir actuators down to temperatures of -58°F
(-50°C). Assembly includes:
• Weather Shield
• Heater Kit
Heating
Element
985-124: Used for converting a 4 to 20 mA controller
output signal into a 2 to 10 Vdc actuator signal.
985-006
Anti-rotation (mounting)
bracket
Technical Instructions
Document No. 155-173P25
March 17, 2006
985-008
Conduit adapter, 1/2-inch (12 mm)
for 1/2-inch NPT connector.
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