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Worn so it contacts bottom of pulley ....... A ............ Require replacement. (1) - Determine cause of incorrect alignment and require repair. (2) - Determine cause of noise and suggest repair. BLEND DOORS See PLENUMS. BLOWER FANS (BLOWER WHEEL OR SQUIRREL CAGE) BLOWER FAN (BLOWER WHEEL OR SQUIRREL CAGE) INSPECTION Condition Code Procedure Attaching hardware broken ................. A ... Require repair or replacement of hardware. Attaching hardware missing ................ C .......... Require replacement of hardware. Attaching hardware not functioning ............ A ... Require repair or replacement of hardware. Application incorrect ... B .. Require repair or replacement. Broken .................. A ............ Require replacement. Cracked ................. A ............. Require replacement Distorted ............... A ............ Require replacement. Fins missing ............ C ............ Require replacement. Hub separated ........... A ............ Require replacement. Inoperative ............. A ........ (1) Require replacement. Mounting loose .......... A .. Require repair or replacement. Noisy ................... 2 ............ Suggest replacement. Out of balance .......... A .. Require repair or replacement. (1) - Inoperative includes intermittent operation or out of OEM specification. BLOWER MOTORS BLOWER MOTOR INSPECTION Condition Code Procedure Attaching hardware broken ................. A ... Require repair or replacement of hardware. Attaching hardware missing ................ C .......... Require replacement of hardware. Attaching hardware not functioning ............ A ... Require repair or replacement of hardware. Connector broken ........ A .. Require repair or replacement. Connector (Weatherpack type) leaking .......... A .. Require repair or replacement. Connector melted, affecting performance .. A ........... ( 1) Require repair or replacement. Connector melted, not |