What was found
AIR TURN BACK, DURING CLIMB THE ESCAPE SLIDE WARNING LIGHT AND ALARM ACTIVATED PASSING THRU 10,000FT. LEVELED OF AT 27,000 FT THEN DESCEND BACK FOR LANDING AND IT CEASED PASSING THRU 14,500 FT. REPLACED EMERGENCY ESCAPE SLIDE SYSTEM LIMIT SWITCHES IAW AMM 52-73-13/401. OPS CHECK EMERGENCY SLIDE WARNING SWITCH 9WN IAW AMM 53-73-13/501. OPS CHECKED GOOD.