What was found
FOUND WIRES SWITCHED FROM POS 'A' AND POS 'D' AT CONNECTOR 4000WD1 FAN LOOP A REF WDM71-51-03. SUSPECT WIRES MAY BE SWITCHED AT TB 450VT2 WDM26-12-06. CONFIRMED WIRES INCORRECTLY INSTALLED AT TERMINAL BLOCK 450VT. DURING CONFIRMATION FOUND BROKEN WIRE AT POSITION H. CONTACT STILL INSIDE TERMINAL BLOCK. WIRE LABELED 'F' NEEDS TO BE INSTALLED IN POSITION 'H' AND WIRE LABELED 'H' INSTALLED IN POSITION 'F'. ALL WIRES RANG OUT & MEGGERED AS REQUIRED. CORRECTED ALL FAULTED CONNECTIONS. FOUND FAN COWL LOOP FAILS INTERMITTANTLY. REPLACED SAME - OPS CHECKS GOOD.