What was found
(CAN) ISSUE REPORTED, DURING FLIGHT, THE LT MAIN BUSS WAS LOST. THE ASSOCIATED USERS PRI HORIZONTAL STABILIZER, AP, L PFD, ETC. STOPED FUNCTIONING. CONTROL WAS HANDED OVER TO THE COPILOT AND THE ACFT LANDED UNEVENTFULLY, TEXAS. CAUSE IDENTIFIED, WHILE COMPLYING WITH SB 100-24-20, FUSES F1, 150 A & F13, 50 A, WERE MIXED UP DURING THEIR INSTALLATION. MADE 2 FLIGHT BEFORE F1 BLEW. WAS ONLY 50 AMP WHEN IT SHOULD HAVE BEEN 150. REPLACED FUSE F1 AND F13 WITH CORRECT FUSES.