Orion Car Audio HCCA 15.2 User Manual
Page 5
 
5
1.
Paper dust cap - moisture and UV 
resistant.
12. Voice coil gap vents. Part of the
enhanced voice coil cooling system 
(forced convection - aluminum heat 
sinking -shorting rings to reduce 
inductive heating).
2.
Tall, wide, balanced, NBR Foam (high 
density expanded polyester foam) 
surround for linear controlled long 
excursion using a Tri Radius 
symmetrical edge design optimized 
on non-linear FEA.
13. Cast aluminum rear pole piece heat
sink with fins and vent holes. Part of 
the enhanced voice coil cooling 
system (forced convection - 
aluminum heat sinking).
3.
Paper cone - moisture and UV
resistant.
14. High temperature (Polyester Amide
Amide Resin Coated) Copper clad 
Aluminum voice coil wound on an 
aluminum former (10" uses 3" voice 
coil, 12 & 15 use a 4" voice coil) Dual 
2 and 4 ohm voice coils available.
4.
Custom Cast Aluminum frame.
15. Screen meshed areas to allow
venting below spider to and keep 
foreign object out of the voice coil gap.
5.
Spider ring attachment screws. Part 
of re-cone feature (8 hex screws).
16. Cast aluminum top pole piece heat
sink with fins and vent hole. Part of 
the enhanced voice coil cooling 
system (forced convection-aluminum 
heat sinking-shorting rings to reduce 
inductive heating).
6.
aluminum voice coil former (10" uses 
3" voice coil former, 12 & 15 use a 4" 
voice coil former).
17. Bottom flat interlaced Conex spider
with stitched and looped tinsel leads 
attached.
7.
Venting in Voice coil former. Part of 
the enhanced voice coil cooling 
system (forced convection).
18. Custom allen head screw terminals.
A pair on each side (one pair for
each voice coil).
8.
11mm Steel front plate.
19. Spider spacer and spider mounting
ring assembly part of field re-cone
kit attachment method. (eight allen
head screws).
9.
Large 3 stack ceramic magnets (10" 
264 oz 12/15" 445 oz).
20. Top flat interlaced Conex spider.
10. 11mm Steel back plate / pole piece
T yoke assembly.
21. Surround clamp ring, part of field re-
cone kit attachment method. (eight 
allen head screws).
11. 1.25" vent. Part of the enhanced
voice coil cooling system (forced 
convection - aluminum heat sinking -
shorting rings to reduce inductive 
heating).