FREEZING CONDITIONS exist on the ground when the OAT is +3°C or below and any of the following conditions exist: visible moisture (clouds, fog with visibility of one statute mile [1600m] or less, rain, snow, sleet, ice crystals, and so on) is present, or ice, snow, slush or standing water is present on the ramps, taxiways, or runways. De/Anti Icing Prior To Engine Start PM – READ CHALLENGE & RESP De/Anti Icing With Engines Running PF – ACTION & REPEAT RESP APU....................................... OFF (UNLESS NEEDED) FLAPS .................................................................. UP APU BLEED AIR SWITCH...................................... OFF STABILIZER TRIM .......................................... ___ SET (VERIFY THAT THE STABILIZER TRIM IS SET FOR TAKEOFF) Start de/anti icing When De/Anti Icing is completed wait 1 minute and then continue with the checklist below APU........................................................ AS NEEDED APU BLEED AIR SWITCH.......................... AS NEEDED BEFORE START CHECKLIST.................... ACCOMPLISH (IF NOT ALREADY ACCOMPLISHED) **Flaps should be checked for full travel when the aircraft has been exposed to freezing precipitation (snow, slush, ice, FZDZ, FZRA or rain on a cold soaked airframe) following a prolonged stop(>45min) FO – READ CHALLENGE & RESP CAPT – ACTION & REPEAT RESP After Engine Start complete the ‘Before Taxi checklist - Freezing Conditions’ or if remote de-icing due to CSFF do the Normal Before Taxi checklist. Prior to commencing De/Anti Icing complete the checklist below: PARKING BRAKE ................................................. SET APU....................................... OFF (UNLESS NEEDED) FLAPS .................................................................. UP THRUST LEVERS ................................................. IDLE PACK SWITCHES............................................... AUTO APU & ENGINE BLEED AIR SWITCHES ..................OFF STABILISER TRIM ........................................... ___SET (VERIFY THAT THE STABILIZER TRIM IS SET FOR TAKEOFF) Start de/anti icing When De/Anti Icing is completed wait 1 minute and then continue with the checklist below: ENGINE BLEED AIR SWITCHES .............................. PACK SWITCHES............................................... FLIGHT CONTROLS ..................................... ON AUTO CHECKED CHOOSE ONE: FREEZING CONDITIONS EXIST: FLAPS............................................................... UP (CYCLE UP-40-UP** IF NOT CHECKED DURING BEFORE TAXI CHECKS) Clip the Winter Ops Checklist to the control column and Taxi to holding point CAUTION: The F/O shall clip the Winter Ops checklist to the decal checklist on the control column as a reminder that the aircraft is not configured for takeoff ------------------------------------------------------------------------------------------ When at the holding point or after backtrack with no delay expected for takeoff complete the checklist below: FLAPS................ ___REQ’D ___SEL’D GREEN LIGHT PARKING BRAKE ...................................... RELEASE CHECK CONFIG...................................................... PARKING BRAKE ............................................. SET (IF NECESSARY) BEFORE TAKEOFF CHECKLIST ............ ACCOMPLISH FREEZING CONDITIONS DO NOT EXIST: FLAPS................ ___REQ’D ___SEL’D GREEN LIGHT BEFORE TAKEOFF CHECKLIST ............ ACCOMPLISH REVISION 27, October 1, 2019 FREEZING CONDITIONS exist on the ground when the OAT is +3°C or below and any of the following conditions exist: visible moisture (clouds, fog with visibility of one statute mile [1600m] or less, rain, snow, sleet, ice crystals, and so on) is present, or ice, snow, slush or standing water is present on the ramps, taxiways, or runways. BEFORE TAXI CHECKLIST – FREEZING CONDITIONS PF – ACCOMPLISHES PROCEDURE F/O – COMPLETES THE CHECKLIST SHUTDOWN CHECKLIST – FREEZING CONDITIONS PF – ACCOMPLISHES PROCEDURE PM - COMPLETES THE CHECKLIST ON FUEL..................................................... *ELECTRICAL.................................................. _____ *FASTEN BELTS................................................... CONT WINDOW HEAT................................................. GENERATORS ...................................................... APU................................................................ START SWITCHES............................................. PROBE HEAT........................................................ ON *PROBE HEAT ENGINE ANTI-ICE ................................................. .................................. ON _____ WING ANTI-ICE............................................... *ANTI-ICE ........................................................... If flaps are contaminated with large deposits of ice or snow delay ELECTRIC HYDRAULIC PUMPS ............................ *VOICE RECORDER.................................. *AIR COND PACK(S) ......................................... *ENG BLEED ........................................................ *APU BLEED ....................................................... *EXTERIOR LIGHTS.............................................. cycling flaps until after de-icing *START SWITCHES .............................................. Use wing anti-ice unless the airplane is, or will be protected by the application of Type II or Type IV fluid AIR COND.......................... ISOLATION VALVE............................................ FLAPS .................................... PACKS AUTO, BLEEDS ON AUTO UP/CHECK UP-40-UP** STAB TRIM PUMPS OFF ON___ OFF OFF *ON/AUTO/OFF OFF OFF *ON/AUTO AUTO ON OFF ___ OFF ...... ..... .... .... ..... ___UNITS REQ’D ___ SET *AUTO BRAKE .................................................... OFF START LEVERS ...................................... IDLE DETENT *SPEED BRAKE.................................. CHECKED CHECKED *STAB TRIM................................................. ..................................... FLIGHT CONTROLS RECALL ...................................................... CHOOSE ONE: DE/ANTI ICING WITH ENGINES RUNNING IS REQUIRED: Clip the Winter Ops checklist to the control column and Taxi to remote de-icing Go to: De/Anti Icing With Engines Running CAUTION: The F/O shall clip the Winter Ops Checklist to the decal checklist on the control column as a reminder that the aircraft is not configured for takeoff DE/ANTI ICING IS NOT REQUIRED OR HAS BEEN COMPLETED PRIOR TO ENGINE START: Clip the Winter Ops Checklist to the control column and Taxi to holding point CAUTION: The F/O shall clip the Winter Ops Checklist to the decal checklist on the control column as a reminder that the aircraft is not configured for takeoff FO – READ CHALLENGE & RESP CAPT – ACTION & REPEAT RESP When at the holding point or after backtrack with no delay expected for takeoff complete the checklist below: FLAPS............... ___REQ’D ___SEL’D GREEN LIGHT DOWN DETENT 5 UNITS *FLAPS UP,NO LIGHTS / 15 GREEN LIGHT *PARKING BRAKE ............................................... SET *START LEVERS............................................ CUTOFF OFF *TRANSPONDER............................... 2000, STANDBY *CVR CB ....................................................... IN/OUT *COCKPIT DOOR..................................... UNLOCKED SECURE CHECKLIST ............................. ACCOMPLISH *WEATHER RADAR ............................................. Do Normal Secure checklist after flaps have been selected UP except: If the airplane will not be attended or if staying overnight at off-line stations or if normal support is not available follow guidance in FCOM VOL 1 SP.16 *THROUGH FLIGHTS **Flaps should be checked for full travel when the aircraft has been exposed to freezing precipitation (snow, slush, ice, FZDZ, FZRA or rain on a cold soaked airframe) following a prolonged stop(>45min) PARKING BRAKE...................................... RELEASE CHECK CONFIG...................................................... PARKING BRAKE ............................................ SET (IF NECESSARY) BEFORE TAKEOFF CHECKLIST ........... ACCOMPLISH REVISION 27, October 1, 2019
