Fault codes / Schwintek slide / RED 3

Schwintek slide code RED 3

What it means: Low battery (under 8 V at start).

What to check

Charge the battery. Check the supply wire and ground.

Learn the system

• How a slide room is built and carried
• Identify the slide system in a minute
• The in-wall controller: versions and fault codes
• Ball-screw actuator slides: clutch, stops, diagnosis

Practice it on a service call

• Slide stalls halfway out
• Slide comes in crooked
• Hydraulic slide crawls and stops

Guided diagnosis

• Slide-Outs
• Leveling Jacks

Other Schwintek slide codes

• Schwintek slide code RED 2 Battery dropout (fell below 6 V while running)
• Schwintek slide code RED 4 High battery (over 18 V)
• Schwintek slide code RED 5 Excessive motor current
• Schwintek slide code RED 6 Motor short circuit
• Schwintek slide code RED 8 Hall signal not present
• Schwintek slide code RED 9 Hall power shorted to ground

Full field guide: Schwintek in-wall slide controller

Codes come from the maker manuals and public service sheets. Your model's own chart always wins, and LP and 120 volt work belongs to a qualified technician.